does myLot delete posts?

Yes, MyLot deletes many posts which don't follow the Guidelines. You cannot expect to be notified or to be given the reason. You are expected to have read and accepted the Terms of Use (and the Guidelines, which list most of the things which aren't tolerated). If your post was deleted, first read the Guidelines carefully. It is more than likely that you'll find the reason there. If you are still in doubt or need clarification, the Admin is @GoAskAlice. You should certainly 'follow' him and you can send him a message about any concerns you have.

Read the Rules & Guidelines to know what you can and cant post in mylot.

Yes, we do remove posts for various reasons if they fail to fall with in the community guidelines. What specifically did the post contain for content?

Yes, mylot deletes posts that violate their guidelines.