I have some questions, please help;

- Should you use a condom when giving oral sex?
- How do you prevent sexually transmitted diseases when a girl is recieving oral sex?
- Is it true most girls don't get orgasms through sex?
- How old do you have to legally be to "touch" boys/girls private areas?

- How old do you have to legally be to give oral sex?

(( When I say legally I mean the law in the UK .. thanks xoxo ))