Is advertising topics allowed here forumforu.net/forum-97.html
only for facebook page?
Can I share others social media account or facebook group..?
Yes, you can showcase your Facebook group or other social media pages there. But make sure that your group or page don't have any kind of adult, illegal etc. contents. Also remember that you will need to have minimum 25 posts/threads for adding clickable links in your threads/posts.
Please let me know if you need anymore help .