Here is a link to take you to the post regarding verification.
We ask all hemp product sellers to become verified to cut down on spam sales posts.
I don’t believe there is a rule against posting your own items for sale in another’s sale thread, but it is poor form. Can’t speak to your intent, but it does seem that you showed up out of the blue trying to lowball. A classier and more professional option would be to start your own for sale post in the classified section.