Yes, if it's ok with your parents. But, guys in their 20's usually want to have sex.
yes
Yes it is, but only if he is within a year or so of the younger party.
Absolutely not.
No. Until he turns 18, and but with the minors parents permission it is okay.
no it is not
only if your a girl.
Yes, it can happen if your okay with having a boyfriend/husband be older than you.
No.
no...
That's not a relationship that's a pen pal that comes to visit
Yes.
YES!