Thank you for your interest in our theme!
Truly saying we did not test our theme with the Classifieds plugins, so don’t have suggestions or report about compatibility issues.
You can check this article https://www.competethemes.com/blog/classified-ads-wordpress-plugins/
If you face any problems while using our theme with Classifieds plugins let us know and I will do my best to assist you.
One standard license is valid only for 1 project. Running multiple projects on a single license is a copyright violation.