- Developer
 - SOSInvision
 
Requirement:
- Commerce app.
 
Per forum features:
- Enable the charge
 - Amount to charge
 - Groups to charge
 
- Number of topics per page on ACP topcis list, ACP member profile and public member profile
 - Message style to use in the topic post screen to alert the user about the charge
 - Allow users to pay with Account Credit
 - Payment Methods
 - Tax Class
 
- Module on ACP to list all paid topics and their status (paid/not paid)
 - Tab on ACP member profile to list all topics paid created by the member and its status (paid/not paid)
 - Tab on public member profile to list all topics paid created by the member and its status (paid/not paid)
 - Notifications:
- To admins: when a new topic is created and the payment is pending
 - To topic author: when the payment is processed and the topic is approved