A hooker shared an interesting way to detect policemen among her clients. After inviting her clients into the room, the sex worker asks them to get completely naked while she prepares her paperwork and notes the start time. Unlike other clients, policemen leave their underwear on because they feel uncomfortable taking it off.
Sold in South Africa, Pronto condoms take only a few seconds to put on because one does not need to open them in a traditional way.
There is a blog that is fully dedicated to text analysis on classroom blackboards shown in adult films.
One of the few videos on Youtube that shows a female vagina without getting banned.