I751 waiver application. Now 3 months when I had an interview. On the interview, IO said my file is pretty much complete.

Since we were not at teh interview, have not seen your file and know nothing about your case, we cannot answer you question. Schedule a...

I got charged for possession of weapon for unlawful purpose. I really need advice.

You are unlikely to go to jail, but you do face criminal charges. Hire a lawyer. You'll be glad you did.

For disorderly persons misdemeanor charge (less then 50 gms of mj in NJ) would a prosecutor look up arrests in other states

A prosecutor can see all arrests everywhere. Speak with a lawyer.

There is significant risk to entering with a B visa while an I-130 is pending. As long as you answer all questions honestly, it should not be a...

Can I marry my boyfriend and be able to petition for him?

You can definitely marry him. You can definitely petition for him. Whether he can receive a green card without having to leave the US requires more...

Can I do my fingerprints for my asylum case in an office different from that related to the address submitted in my file ?

Often the local office will take your prints. Go and ask nicely.

Process of green card time with different status ?

You definitely need to talk with a lawyer.

Contact a lawyer. It is certainly suspicious you would innocently notice this 10 years later, so you can expect USCIS to be suspicious. That being...

You need to discuss this with an attorney. The answer is too complicated for this forum. Entering on a tourist visa and immediately applying for...

There is no specific number. A lawyer would have asked already.