There appears to be no problem with your I130. However, USCIS may question you on the omission of parent's name on your N400 application.

If the marriage is accepted and legal in Canada, USCIS may accept it with acceptable and legal supporting documents.

Yes, attending 8-hour course for gun safety required by the state of Illinois is weapons training. Must be disclosed on N400.

" I received AR-11 form from USCIS" This phenomenon appears to be a new trend as applicant usually initiates the process of address change. This...

It may be wise to retain an experienced US immigration attorney to discuss your options and specific background, for a good alignment. This...

Disclosure of that co-sponsorship is required and explanation. I doubt if the fact has any adverse effect on the instant case.

It depends. Facts and circumstances matter and are helpful.

All questions on N00 must be answered truthfully, including NRA and others. This is because the questions are asked for a purpose.

You may bring this to the attention of USPS officials of why it was sent to you. If you are positive, you have not changed address, then do nothing.

You may travel on a CR card and file Form I751 from up to 90 days prior to the CR expiration.