DON'T RELY ON YOUR SEXUAL PARTNERS TO USE EFFECTIVE BIRTH CONTROL. Cover your end, they cover their end, everybody does something so that no one gets pregnant, the more birth control, the better.
If both "ends" are covered, wouldn't it be kind of hard to.. well you know....
This is important! Unless you're very, very comfortable with your partner and in a long-term relationship, always be as safe as possible. Case in point, hooked up with a friend this past weekend and she waits until after to mention that it's been a month since she took birth control. This could have ended poorly if not for the above. Not risking getting a girl pregnant is a good tradeoff for using a condom, folks.DON'T RELY ON YOUR SEXUAL PARTNERS TO USE EFFECTIVE BIRTH CONTROL.