You can tell it's not the first time she's done it [xpost /r/RugsOnly]
imgur.com category @Capapecker
You can tell from her face... (X-Post NSFW_GIF) (Sauce in comments)
imgur.com category @the_perve_of_haxby
imgur.com category @Palpz
imgur.com category @GoodMenRebel
tumblr.com category @havoc_bot
You can tell she spilled water on herself around you by "accident".
imgur.com category @PonyClanGame
You can tell by her nail polish that she's been fingering herself
imgur.com category @23998673456456653444