Female IAs get to sleep with a guy around level 4. It's sleazy as all hell, and there's a distinct walk of shame after the fade-to-black, but you can do it. Female IAs get to flirt with if not outright seduce one or more NPCs on almost every planet - one I recall in Nar Shaddaa involves seducing a guy to get the information you need, then after he gives it to you and wants to go to bed with you, you can stop him cold. Kaliyo was amused.
Tsk Cythereal. Now I'm forced to roll a female IA- I'll keep it in mind, anyway. If my JK gets even more tedious I'll abandon her; this "sleazy" both intrigues and appalls me