Public Offer Agreement for the Provision of Services and Performance of Work in the Field of Information Technology

Date of publication, including amendments and additions: August 1, 2026

This Public Offer constitutes an official proposal by individual entrepreneur Maksym Olegovych Myroshnyk, hereinafter referred to as the “Contractor,” to enter into an electronic contract for the provision of services and/or performance of work in the field of informatization under the terms and conditions set forth below.

The person accepting this offer shall hereinafter be referred to as the “Customer.”

The Contractor and the Client are hereinafter collectively referred to as the “Parties,” and individually as a “Party.”

1. General Provisions

1.1. This Public Offer governs the ordering of Services/Work through the Site 4 biz website, email, messaging apps, the Account, or other agreed-upon electronic channels, unless the Parties have entered into a separate written agreement.

1.2. This offer is addressed to:

• legal entities;
• individual entrepreneurs;
• persons engaged in independent professional practice;
• natural persons with legal capacity.

1.3. If the Customer enters into the Contract as an individual for personal needs not related to business activities, the mandatory provisions of consumer protection law apply to the relevant relationship.

1.4. If the Parties have entered into a separate written Agreement, Specification, or other signed document, the provisions of such document shall take precedence over this Offer to the extent that they expressly differ.

1.5. The version of the Offer and the description of the relevant service in effect as of the date the Invoice is issued or the Order is placed shall apply to the specific Order.

1.6. The Contractor has the right to retain an electronic copy of the relevant version of the Offer, the service page, the Invoice, and other terms and conditions of the specific Order.

2. Deadlines

2.1. “Website”—the website of the Contractor, Site 4 biz, available at https://site4.biz/.

2.2. “Services/Work” — auditing, consulting, design, development, refinement, configuration, testing, content creation, administration, technical support, search engine optimization, advertising, web analytics, content management, and other IT solutions.

2.3. “Order” — the scope of Services/Work agreed upon by the Parties, their volume, deliverables, cost, payment terms, deadlines, and other conditions.

2.4. An order may consist of one or more documents:

• the pages for the relevant service;
• Account;
• a written commercial proposal;
• Specifications;
• technical specifications;
• email correspondence;
• another document expressly agreed upon by the Parties.

2.5. “Standard Service” — A service or job whose scope, outcome, and main terms are specified in advance on the Website, in an Invoice, or in the Contractor’s commercial proposal.

2.6. “Custom Project” — the creation or substantial modification of a website, online store, catalog, web service, digital system, or other solution that requires separate approval of its structure, functionality, phases, or final result.

2.7. “Invoice”—a document issued by the Contractor that contains the names of the Services/Work, the cost, the payment terms, and, if necessary, a link to the service page, the Order, or the Specification.

2.8. “Specification” is a separate document that defines the specific scope, volume, deliverables, stages, deadlines, cost, payment terms, number of revisions, and other conditions of a particular Order.

2.9. “Client Materials” means texts, photographs, videos, logos, trademarks, catalogs, price lists, documents, databases, access credentials, personal data, and other materials provided by the Client.

2.10. “Result” means the agreed-upon outcome of the Services/Work or a specific phase thereof: a website, a page, a structure, a design, text, a report, a configuration, a file, a database, an account, recommendations, or any other result.

2.11. A “package of revisions” is a single consolidated list of comments and changes to the submitted Deliverable, provided in a single message, document, or email.

2.12. “Technical error” means an objectively established and reproducible discrepancy between the Result and an explicitly agreed-upon requirement of the Order, arising through the fault of the Contractor.

2.13. New requests, changes to the agreed-upon structure, design, text, functionality, or integrations, or subjective changes in preferences do not constitute a technical error.

2.14. “Third-party software” refers to content management systems, themes, templates, plugins, modules, libraries, frameworks, fonts, images, services, and other third-party components.

2.15. “Warranty Period” means the period during which the Contractor shall, without additional payment, correct any technical defects in the Work it has performed. Unless otherwise specified in the Order, this period is 30 calendar days from the date of acceptance of the relevant Work.

3. Acceptance of the Offer

3.1. Acceptance of this Offer consists of one or more of the following actions by the Customer:

• Placing an Order on the Website and confirming acceptance of the Offer;
• payment of the invoice in full or in part;
• Payment for the Service via the payment system available on the Website;
• written confirmation of the order via email, with payment to follow;
• any other action that unequivocally confirms the Customer’s acceptance of the terms of a specific Order and this Offer.

3.2. Unless otherwise expressly specified in the Invoice or Order, the Contract shall be deemed concluded upon the payment being credited to the Contractor’s account.

3.3. Payment of the Invoice means that the Customer:

• I have reviewed the Offer;
• agreed with the description of the relevant service;
• agreed on the name, cost, and payment terms;
• has accepted the terms of the Order or Specification associated with the Account;
• had the opportunity to ask clarifying questions before making the payment.

3.4. The person placing the Order on behalf of a legal entity or an individual entrepreneur confirms that they have the necessary authority.

3.5. Until payment is received, the Contractor has the right to refuse to accept the Order.

3.6. If, after receiving payment, the Contractor determines that it is objectively impossible to fulfill the Order, the Contractor shall notify the Customer and refund the unused portion of the payment.

4. Subject Matter and Composition of the Order

4.1. The Contractor agrees to provide the Client with the agreed-upon Services/perform the Work, and the Client agrees to accept and pay for them.

4.2. The exact composition, volume, and result are determined by:

• a description of the relevant service;
• Account;
• By order;
• Specification;
• technical specifications;
• other documents to which they explicitly refer.

4.3. For the Standard Service, a paid Invoice, together with the service description in effect as of the date the Invoice was issued, constitutes sufficient confirmation of acceptance of the Order.

4.4. For an Individual Project, the Parties shall prepare a Specification or other detailed written Order if the scope and Deliverable cannot be clearly determined from the Invoice and the service page.

4.5. If the documents contain different terms regarding composition, outcome, deadlines, cost, or payment, the following order of precedence applies:

1. a separate signed agreement;
2. Specifications;
3. a written order;
4. Invoice;
5. a description of the relevant service;
6. this Offer;
7. “Payment and Returns” page.

4.6. General informational materials, posts, articles, advertisements, examples, and verbal explanations are not part of a specific Order unless they are expressly referenced in the Invoice, Specification, or a written Order.

5. Cost and Payment

5.1. The cost of a specific Order is specified on the service page, in the Invoice, in the commercial proposal, or in the Specifications.

5.2. Payments are made in Ukraine’s national currency.

5.3. Depending on the type of Order, the following may apply:

• full payment in advance;
• partial or phased advance payment;
• payment upon delivery of the Services or completion of the Work;
• periodic payment for the relevant billing period.

5.4. Unless otherwise specified in the Order, standard Services are accepted for processing upon full advance payment.

5.5. Services/Work are considered paid once the funds have been credited to the Contractor’s account.

5.6. Payment methods and a clear explanation of the return policy are available on the page:

https://site4.biz/payment/

5.7. If an Order requires the purchase or activation of a domain, hosting, template, theme, plugin, font, image, license, or other third-party product, the corresponding portion of the payment may be used for such a purchase.

5.8. Any additional expenses not included in the Order price will be incurred only after approval by the Customer.

6. Start Date and Completion Deadlines

6.1. The contractor shall commence performance upon the simultaneous fulfillment of the following conditions:

• The composition and scope of the Order have been agreed upon;
• an advance payment has been received, if applicable;
• The necessary materials, information, and access from the Client have been received.

6.2. The performance period begins on the next business day following the fulfillment of the last of the conditions set forth in Section 6.1.

6.3. Failure to provide, or untimely provision of, materials, access, responses, revisions, or approvals suspends the running of the time limit.

6.4. The deadline shall be extended by at least the duration of the Customer’s delay and by a reasonable period necessary for the Contractor to resume the Work.

6.5. Estimated timeframes do not include time spent waiting for materials, approvals, review by the Customer, work performed by third-party service providers, or the completion of additional work.

7. Obligations of the Customer

7.1. The customer is required to:

• provide accurate information;
• submit materials, access rights, and technical data in a timely manner;
• appoint a single designated contact person;
• provide approvals and revisions in a timely manner;
• check the results within the specified timeframes;
• pay for Orders in a timely manner;
• Do not make any changes to the Deliverable on your own, and do not allow third parties to make changes to the Deliverable during the performance of the Work without the Contractor’s consent.

7.2. The Client warrants that it has the necessary rights and permissions to use the following materials provided by it:

• texts;
• photos and videos;
• logos and trademarks;
• databases;
• personal data;
• other Customer Materials.

7.3. The client is responsible for the content, accuracy, legality, and propriety of the use of the materials provided by the client.

7.4. If the Customer’s Materials may violate any laws, the rights of third parties, licensing requirements, or information security, the Contractor has the right to refuse to use them.

8. Revisions and Additional Work

8.1. If the Order calls for the development or approval of a website structure, the cost includes no more than two rounds of revisions to the proposed structure, unless otherwise specified in the Order.

8.2. If the Order calls for a custom design, the price includes no more than two rounds of revisions to the submitted design, unless otherwise specified in the Order.

8.3. The Client shall submit each set of revisions as a single consolidated list within 5 business days of receiving the corresponding Deliverable.

8.4. Individual requests received prior to the start of the modifications may be combined by the Contractor into a single package of modifications.

8.5. Additional revision packages are available for a separate fee.

8.6. New requirements, changes to the agreed-upon structure, design, functionality, content, integrations, or operational logic constitute additional Work.

8.7. Once the deliverable for the relevant stage has been approved, any subsequent changes to it will be subject to a separate fee.

8.8. The Contractor is not obligated to begin any additional Work until the cost, deadlines, and payment terms have been agreed upon.

9. Submission and Acceptance of the Result

9.1. Upon completion of the Order or a specific phase thereof, the Contractor shall notify the Customer by email, through the electronic document management system, or via another mutually agreed-upon written channel.

9.2. The customer must, within 5 business days:

• confirm acceptance of the Result; or
• Provide a single, consolidated, and reasoned list of technical errors, with references to the specific requirements of the Order.

9.3. The list of technical errors may not include any new requirements, requests, or changes to the approved Order.

9.4. If, within 5 business days, the Customer has not provided confirmation of acceptance or a reasoned list of technical errors, the Result shall be deemed accepted in full and without comment.

9.5. The actual use, publication, launch, or transfer of the Result to third parties also constitutes acceptance thereof.

9.6. After acceptance of the Services/Work, the Contractor may prepare and submit a Certificate of Services Rendered/Work Performed.

9.7. The transfer of final administrative access rights, approved output files, repositories, licensing data, and other Deliverables expressly specified herein shall take place upon full payment.

10. Warranty and Support

10.1. During the warranty period, the Contractor shall correct any technical defects in the Work it has performed at no additional charge.

10.2. There is no limit to the number of reports of technical errors that can be submitted during the warranty period.

10.3. The warranty does not cover problems resulting from:

• interference by the Customer or third parties;
• changes to the code, settings, structure, or database;
• updates, discontinuation, or changes to third-party software;
• the operation of a hosting provider, domain registrar, payment processor, advertising platform, or other third-party system;
• a virus attack, unauthorized access, or loss of passwords;
• violations of information security rules;
• use of the Result for purposes other than those intended;
• new requirements or changes after the Result has been accepted.

10.4. After the warranty period expires, technical support, updates, monitoring, backups, administration, and troubleshooting of new issues are provided under a separate order.

11. Order Cancellation and Refunds

11.1. In the event of an erroneous payment, if the Order has not yet been accepted for processing and the Contractor has not incurred any expenses, the Client has the right to submit a written request for a refund.

11.2. If the Customer cancels the Order after work has begun, the Customer is obligated to pay:

• the Services actually provided and the Work actually performed;
• completed and partially completed stages;
• agreed-upon additional work;
• the Contractor’s non-reimbursable expenses;
• third-party products and services that have been purchased or activated.

11.3. If the advance payment received exceeds the cost of the work performed and expenses incurred, the Contractor shall refund the unused balance within 10 banking days after the final settlement.

11.4. If the cost of a partially completed phase is not specified separately, it is calculated as follows:

• at an agreed hourly rate; or
• in proportion to the actual volume of work performed.

11.5. The scope of work completed can be verified by files, reports, correspondence, test versions, published materials, configurations, and other evidence.

11.6. The cost of third-party products and services is non-refundable if they:

• are not subject to return to their supplier;
• activated on the Customer’s domain or account;
• cannot be carried over;
• purchased specifically for a particular order.

11.7. If a technical error is detected, the procedure for free rectification set forth in Section 10 applies, rather than an automatic refund of the full cost of the Order.

11.8. If the Customer is a consumer, the provisions of this section shall apply subject to the consumer’s statutory rights under Ukrainian law.

11.9. Detailed and easy-to-understand information about payment and the application process is available on the following page:

https://site4.biz/payment/

12. Intellectual Property Rights

12.1. The author’s moral rights belong to the respective authors and cannot be transferred.

12.2. Unless otherwise specified in the Order, property rights shall be transferred to the Customer only with respect to original results that simultaneously:

• specifically created for a particular Order;
• are explicitly identified as the Result, the rights to which are being transferred;
• accepted by the Customer;
• paid in full.

12.3. The rights are transferred upon the occurrence of the last of the following events:

• full payment;
• adoption of the relevant Result.

12.4. The following property rights are not transferred to the customer:

• the Contractor’s previous work;
• methods, technologies, principles, and work processes;
• templates, libraries, and reusable components;
• software modules that can be used in other projects;
• Third-party software;
• materials from third parties;
• Items used under open, free, or commercial licenses.

12.5. If the Deliverable incorporates the Contractor’s prior work or generic components, the Client shall, upon full payment, receive a non-exclusive, perpetual, and royalty-free right to use them as part of the created Deliverable.

12.6. The transfer of source files, repositories, editable graphic materials, design files, or other technical documentation shall take place only when expressly provided for in the Order.

12.7. Following the public launch of the Project, the Contractor has the right to include the Client’s name, website address, a general description of the Work, and images of publicly accessible pages in its portfolio, presentations, commercial proposals, and professional profiles.

12.8. The right set forth in paragraph 12.7 shall not apply if the Parties have agreed in writing, prior to the commencement of performance, to prohibit such publication.

13. Confidentiality

13.1. The parties agree not to disclose non-public commercial, financial, technical, or organizational information, passwords, access credentials, customer databases, personal data, or other materials that, by their nature, should be considered confidential.

13.2. Confidential information may be disclosed to employees, subcontractors, accountants, attorneys, consultants, hosting providers, and technical service providers to the minimum extent necessary.

13.3. Confidentiality obligations remain in effect for the duration of the Order and for 5 years after its completion.

13.4. With respect to trade secrets, passwords, access rights, and personal data, the duty of confidentiality remains in effect until such confidential information is lawfully disclosed.

13.5. The use of publicly available information about the Project in accordance with paragraphs 12.7 and 12.8 does not constitute a breach of confidentiality.

14. Personal Data

14.1. The data processor processes the personal data necessary for:

• processing and fulfilling the Order;
• communications;
• payments;
• accounting and tax reporting;
• compliance with legal requirements;
• protection of rights and legitimate interests.

14.2. The terms governing the processing of personal data of Website users are set forth in the Privacy Policy:

https://site4.biz/privacy-policy/

14.3. Placing an order does not constitute automatic consent to receive promotional emails, unless such consent has been provided separately.

14.4. If the Contractor gains access to the Client’s customer, employee, or user data, it shall process such data only to the extent necessary to fulfill the Order.

15. Liability

15.1. The parties shall be liable in accordance with this Offer and the laws of Ukraine.

15.2. The Contractor does not guarantee:

• specific rankings in search engines;
• a specified number of visitors;
• the number of orders or sales;
• the specific cost of acquiring a customer;
• uninterrupted operation of third-party systems;
• preserving the conditions or algorithms of external platforms.

15.3. The Provider is not responsible for the operation, availability, speed, or changes to the terms and conditions:

• hosting;
• domain registrar;
• search engines;
• advertising systems;
• social media;
• payment systems;
• Third-party software;
• other external services.

15.4. The Contractor shall not be liable for any problems, data loss, or service disruptions caused by the actions of the Customer or third parties to whom the Customer has granted access.

15.5. The Contractor shall not be liable for lost profits, indirect damages, loss of expected income, loss of customers, or reputational damage.

15.6. The Contractor’s aggregate liability under a specific Order may not exceed the amount actually paid by the Customer for that Order.

15.7. The limitation of liability does not apply to willful violations or other cases in which such a limitation is expressly prohibited by law.

15.8. The Contractor shall not provide legal, tax, accounting, medical, financial, or other regulated professional services unless expressly provided for in a specific Order and consistent with the Contractor’s legal status and qualifications.

15.9. Unless otherwise provided in the Order, the Customer is solely responsible for the legality of:

• privacy policies;
• public offer;
• delivery and return policies;
• cookie notifications;
• advertising claims;
• information about products and services;
• licenses, permits, certificates, and warnings.

16. Suspension and Termination of the Order

16.1. The contractor has the right to suspend performance in the following cases:

• late payment;
• failure to provide the necessary materials or access;
• delays in approval or revisions;
• repeated changes to the agreed-upon terms of reference;
• interference by the Customer or third parties with the Result;
• giving illegal or technically unsafe instructions.

16.2. If the Customer has not remedied the relevant circumstances within 10 calendar days of being notified, the Contractor has the right to terminate the Order.

16.3. Upon termination of the Order, the Parties shall make a final settlement in accordance with Section 11 of this Offer.

16.4. Rights to unpaid Results are not transferred to the Customer.

17. Force Majeure

17.1. The parties shall be exempt from liability for a breach if it was a direct result of extraordinary and unavoidable circumstances that were beyond the reasonable control of the relevant party and objectively made it impossible to perform the specific obligation.

17.2. The Party affected by such circumstances shall notify the other Party thereof within five calendar days.

17.3. The deadline is extended in proportion to the duration of the relevant circumstances and their consequences.

17.4. If the force majeure event lasts for more than 60 calendar days and performance has become impractical, either Party has the right to terminate the Order.

17.5. In the event of termination due to force majeure, the Customer shall pay for the Work actually performed and for non-recoverable expenses, and the Contractor shall refund the unused portion of the payment.

18. Electronic Communication

18.1. Messages can be sent:

• by email;
• through the electronic document management system;
• via approved messaging apps;
• through the Website’s forms;
• by mail.

18.2. Messaging apps can be used to share materials and resolve day-to-day issues.

18.3. Any changes to the cost, scope, deadlines, or intellectual property rights take effect upon confirmation via email, through the electronic document management system, upon signing the Specification, or upon payment of the additional Invoice.

18.4. Electronic documents and email correspondence may be used as proof of agreements and fulfillment of the Order.

19. Changes to the Offer

19.1. The Provider has the right to amend this Offer by publishing a new version on the Website.

19.2. The new version applies to Orders placed after the date of its publication.

19.3. Unless the Parties have agreed otherwise in writing, the version of the Agreement in effect on the date the Invoice is issued or paid shall apply to an Order that has already been paid.

19.4. The Contractor has the right to terminate the Offer without canceling Orders that have already been accepted for fulfillment.

20. Dispute Resolution

20.1. The parties strive to resolve disputes through negotiations and the exchange of written information.

20.2. Written inquiries regarding quality, payment, or refunds should be sent to the Contractor’s email address.

20.3. If the Parties fail to reach an agreement, the dispute shall be resolved in accordance with the laws of Ukraine.

20.4. Nothing in this Offer limits the consumer’s right to use the remedies provided by law.

21. Contractor’s Contact Information

Maksym Olegovych Myroshnyk, an individual entrepreneur

RNOKPP: 3299220316

Tax system: single-tax payer, Group 3, not subject to VAT

Mailing address: 02141, Ukraine, Kyiv, 9a/121 Hmyri Street

Phone: +38050-844-1790

Viber / Telegram: +38050-844-1790

Email: info@site4.biz; axyr4b@gmail.com

Website: https://site4.biz/