Yes, W-2 wages may be combined with current employer in Green Card.

Qualified Canadians may explore with a qualified lawyer options for professions in the dental field.

An LPR can sponsor a biological child born abroad. Consider hiring a lawyer for consultation and guidance on how to get that done. Good luck!

No. That alone, without more, does not impact renewal of H1-B visa.

Yes, you have to submit the records again for N-400, even if you have done so in another application. Failure to do so results in RFE and...

No. That's not the purpose of the K visa. For K visa, immigration law focuses on a fiancée outside the US. The visa enables the fiancée abroad to...

Interesting question! It is unlikely, but more information is necessary to attempt answering your question.

I am afraid there is no immigration question or issue in your inquiry. Try IRS. Good luck.

It's hard to predict what will happen. Best you to contact Canadian officials at the border about what to expect. Good luck.

Yes, you may travel abroad with an approved I-131.