Public Offer Agreement of the Internet Portal “leadder.net”

This Agreement is an official public offer (“Offer”) under the laws of the Republic of Serbia and is addressed to individuals and legal entities wishing to use the services of the Internet Portal https://leadder.net (hereinafter — the “Portal”).

The person who accepts this Agreement (“User”) and Individual Entrepreneur Milana Fedotova, registered under the laws of the Republic of Serbia, represented by Milana Mikhailovna Fedotova (“Owner”), hereby enter into the following Agreement:

1. General Provisions

1.1. This Agreement constitutes a public offer under the Law on Consumer Protection and the Civil Code of the Republic of Serbia. Registration on the Portal and/or use of any of its functions constitutes full acceptance of this Offer.

1.2. Partial acceptance is not permitted.

1.3. Any actions performed by the User on the Portal confirm acceptance of this Offer.

1.4. The Portal may be used only by persons aged 18 and over.

1.5. The Owner may unilaterally amend this Offer (including pricing, terms, and functionality) by publishing a new version on the Portal.

2. Definitions

User — an individual or legal entity who has accepted the Offer and/or uses the Service.
Internet Portal (Service) — an information, analytical software solution that provides aggregation, structuring, and display of publicly available information and client inquiries located on open sources on the Internet.
Personal Data — any information voluntarily provided by the User that enables identification.
Tariffs — the pricing and terms of services published on the Portal.

3. Subject of the Agreement

3.1. The Owner grants the User access to the Service for the purpose of monitoring open information sources in accordance with the selected tariff.

3.2. Acceptance of this Offer constitutes the User’s consent to the processing of personal data under Serbian Law No. 87/2018.

3.3. The User consents to collection, storage, systematization, modification, deletion, and, where permitted by law, cross-border transfer.

4. Terms of Service and Service Level

4.1. The Service operates 24/7, except during maintenance periods.

4.2. Services are provided in accordance with the tariff plan selected by the User.

4.3. Service Latency and Data Queuing.
The User acknowledges that the Service relies on external data sources. In the event of technical pauses, unstable operation of external networks, or temporary unavailability of the Service (downtime), the Service continues to collect and queue data (inquiries) without loss.

4.4. Since the data is accumulated in a queue and delivered to the User after the connection is restored, such delays shall not constitute a failure to provide the Service. The Owner shall not extend the subscription period or provide compensation for time periods when data was delivered with a delay, provided that the data was eventually made available to the User.

5. User Rights and Obligations

5.1. The User has the right to use the Service according to their tariff.

5.2. The User must maintain confidentiality of login credentials.

5.3. The User is responsible for actions performed from their account.

5.4. The User is fully responsible for verifying the legality of using the data obtained through the Service and complying with the regulations of the platforms where they intend to contact potential clients.

6. Rights and Obligations of the Owner

6.1. The Owner shall ensure the stable operation of the Service, utilizing legitimate methods of accessing open public data (HTTP requests to public endpoints, open APIs, etc.).

6.2. The Owner may change the functionality, interface, pricing, or tariff content at any time.

6.3. The Owner is not responsible for:

• accuracy or legality of messages published in Supported Sources,
• availability or stability of third-party platforms.

6.4. The Owner has the right to restrict or terminate the User’s access to the Service (or Platform functionality) without prior notice in case of:

• violation of this Agreement,
• abusive, fraudulent, illegal, or high-risk behavior,
• attempts to circumvent tariff limitations,
• complaints from Supported Sources regarding improper activity.

7. Liability

7.1. The Parties are liable under the laws of the Republic of Serbia.

7.2. In case of violation by the User, the Owner may immediately block access to the Service (or Platform functionality) without refund.

7.3. The User is liable for unlawful processing, redistribution, or misuse of data obtained through the Service.

8. Confidentiality and Personal Data Processing

8.1. Personal data is processed under Serbian Law on Personal Data Protection.

8.2. The User consents to receiving service notifications via email or messenger.

8.3. The Owner is not responsible for unauthorized access to the Service (or Platform functionality) resulting from the User’s negligence.

9. Payments and Refund Policy

9.1. Payments for tariffs grant access to the Service for the chosen period.

Access is considered consumed from the moment it is activated.

9.1.1. All payment transactions are processed by the third-party payment provider Dodo Payments (https://dodopayments.com). The Owner does not store or have access to full payment card details. By making a payment, the User agrees to the terms and conditions of Dodo Payments.

9.2. Subscription payments are non-refundable. The User acknowledges that once a payment is made, the funds cannot be returned to the original payment method, except in the cases specified in clause 9.3.

9.3. Refunds are possible only in the following cases:

• technical impossibility to provide the Service for more than 72 consecutive hours, not caused by Supported Sources’ outages,
• duplicate payment.

9.4. Refunds are not provided in the following cases:

• the User’s dissatisfaction with the number, frequency, or type of public inquiries available on Supported Sources,
• blocking due to violation of this Agreement,
• the User’s misunderstanding of tariffs or functionality,
• outages or instability of third-party platforms (Telegram, WhatsApp, Facebook, etc.),
• any change of subscription plan (upgrade or downgrade), including changes to add-ons.

9.5. Refunds, when applicable, are issued to the same payment method within legally permitted deadlines.

9A. Subscription Management

9A.1. The Service provides recurring subscriptions with various tariff plans (periods and add-ons). The User may modify their active subscription at any time through the Platform.

9A.2. Add-ons. The User may add optional features to their subscription, including but not limited to: additional geographic locations, additional niches (search categories), and worldwide coverage. Add-ons are billed as part of the subscription and subject to the same billing cycle.

9A.3. Upgrade (plan change to a higher tariff). When the User upgrades their subscription (e.g., switches to a longer period, adds add-ons, or increases add-on quantities), the price difference is charged immediately on a prorated basis for the remaining billing period.

9A.4. Downgrade (plan change to a lower tariff). When the User downgrades their subscription (e.g., switches to a shorter period, removes add-ons, or decreases add-on quantities), the prorated difference for the remaining billing period is credited to the User’s internal wallet balance on the Platform. These credited funds are not refundable to the original payment method and can only be used for future subscription payments on the Platform.

9A.5. Internal Wallet. The internal wallet balance is automatically applied to subsequent subscription charges. The wallet balance is non-transferable and non-refundable. In the event of account termination due to violation of this Agreement, any remaining wallet balance shall be forfeited.

9A.6. If a plan change results in stricter limits (e.g., fewer allowed locations or niches), the User’s current selections that exceed the new limits may be automatically reset. The User will be notified of such resets and must reconfigure their settings within the new plan limits.

9A.7. If payment for a plan change fails, the change will not be applied and the current subscription remains unchanged.

10. Final Provisions

10.1. The Offer becomes effective upon acceptance and renews automatically upon payment for the next period.

10.2. Disputes are resolved through negotiations; failing that, through competent courts of the Republic of Serbia at the Owner’s registration location.

10.3. Inquiries and complaints must be sent to: info@leadder.net

Operator Details

MILANA FEDOTOVA PR
Preduzetnik, Serbia
PIB: 114956391
Registration No: 67981804
Address: Tikveška 19, Voždovac, Belgrade, 11050

Added: 05.05.2025
Modified: 18.03.2026