These similar to craigslist sites can be used by you for reason like craigslist hookup.
Craigslist Casual encounter were taking our society towards darkness of human trafficking this led to shutdown of craigslist personals.
The person who pays monthly or yearly for hook up on a website are found to be 99% genuine than person using free sites.
So, It is my personal recommendation if you want juicy results.
It is also called backpage alternative site because it is as fast as backpage.