Very carefully. It is a tricky task but one that can be accomplished.
Usually, I will vigorously scrub them. I will also take the shower head and direct the hottest water I can handle on them. This will raise the hairs for easier removal. Generously apply a shave cream. As best you can carefully stretch skin with one hand and shave with the other. I always use a new blade for this to ensure a very close shave. Once shaven change to the coldest water you can handle and rinse.
Nair.
With a razor! CAREFULLY!
to shave my balls
That is an inapropriate question!
Nair.
Most just trim .
With a razor
There's only one way to find out....
No. There maybe a good reason for this.Shave whatever you like.
No, not at all. It is only gay if you are sexually attracted to other guys.
A fourteen year old shouldn't even see a guys balls. So, the answer is no
The same way as anyone else, assuming they have hair down their (most don't)