Are yYou gGood at gGiving aAdvice? Are You Good at Giving Advice?

Because it's a title, there are different rules for capitalization.

Are yYou gGood at gGiving aAdvice? Are You Good at Giving Advice?

Proper capitalization in your title.

I don’t impose my opinions on others like intrusive personople, but I’m willing to give my advice to those who want some help. I don’t impose my opinions on others like intrusive people, but I’m willing to give my advice to those who want some help.

- you are talking about people in general so person -> people. If you want to say person you would need to write '... like an intrusive person....'

I don’t impose my opinions on others like an intrusive person, but I’m willing to give my advice to those who want some help. I don’t impose my opinions on others like an intrusive person, but I’m willing to give my advice to those who want some help.

I don’t impose my opinions on others like an intrusive person, but I’m willing to give my advice to those who want some help. I don’t impose my opinions on others like an intrusive person, but I’m willing to give advice to those who want some help.

Add “an” before “intrusive person.” Remove “my” before “advice” because “give advice” is the natural phrase.

I don’t impose my opinions on others like (an intrusive / a pushy) person, but I’m willing to give my advice to those who want some help. I don’t impose my opinions on others like (an intrusive / a pushy) person, but I’m willing to give my advice to those who want some help.

"pushy" is a more common, if slightly casual way to refer to this kind of person.

Unfortunately, I’m not experienced enough to solve any problems, so I’ll try to stand by and encourage them instead. Unfortunately, I’m not experienced enough to solve any problems, so I’ll try to stand by and encourage them instead.

- Adding 'instead' just makes it sound a little more complete and natural but not specifically necessary