Adding sites to the web catalogues of sites

A system for migrating users from the existing database to a single closed Telegram group needs to be implemented. I already have a user database that contains the following variable data: Telegram username; Telegram ID. Important: I understand that Telegram may not allow forcibly adding a user to the group solely by username or Telegram ID. Therefore, a technically correct migration scenario needs to be implemented: through an invite link, join request, verification bot, or another reliable mechanism that does not violate Telegram's restrictions.

There is a new website https://duckytips.com/ it needs visitors and backlinks to come alive I think to start buying links on forums and from social networks the budget is small at the beginning, then I plan to expand the site is in English, French, German, Italian, and Spanish, so I am interested in placements on foreign forums and groups in social networks please write what options are available whether the budget is per month or for a single publication I want to emphasize that right now the budget is small, but I also want to hear what recommendations there may be for the future for such websites

Hello everyone. I need to create backlinks and mentions for a company from Odesa. The theme is ophthalmology. I can provide the website in private. Please send your proposals, cost of work, deadlines, and approximate quantity. It would be a plus if the backlinks are without dates.

It is necessary to place links on forums and in comments. Region: Hungary Links: mostly non-anchor. Theme: casino

It is necessary to place links on forums and in comments. Region: Poland Links: mostly non-anchor. Theme: casino