Money
It means you should stay out of the dating section.
On Craigslist, FWB means "friends with benefits". This term can usually be found in the missing connections and random encounters section of the webpage.
If it's in the personals section, it means the guy has a large penis.
It means that the poster expects to go to your place instead of you going to their place. It is commonly used in the personals section.
One "dozen red roses" mean 12 red roses
red roses mean love, yellow roses mean jealous :D
it means 20 white roses
roses=money
she want to receive roses.
red and yellow roses together mean congratulations.
Transvestite
It's possible he could be cheating, but also possible he's browsing out of curiosity and we all have a little of that in us. If you are concerned about this then start communicating and ask him right out why he looks at the adult section of CraigsList.