Where petitioner's income is below 125% poverty level, a joint sponsor is permitted. It is best to work with a qualified immigration attorney.

This is unlikely to have any effect on validity of GC and its purposes. You may bring this to the attention of USCIS for correction.

Yes you may switch lawyer after receiving RFE. Pay attention to provisions of your agreement, if any.

It's up to your local driver's license office. Contact officials for requirements.

Both incidents should have been reported. (1). Lost pp with visa and (2). Found pp with visa. It's not clear what you did OR did not do. In any...

Adjudicating a derivate application before the principal is clear USCIS error. The appeal of the denial with assistance of an experienced attorney...

If unbale to upload supporting documents, take documents to interview.

Typically, UACIS does not acknowledge receipt of RFE. Do not send response again, as this delays the process. You need not be concerned until...

One in valid J-2 status can travel overseas while the EAD application is in process. Just make sure to travel after having already been fingerprinted.

Only 1 incident of selling beer to a minor may not have impact of F1 student travel abroad.