You should be discussing these matters with your immigration attorney. He/she is in the best position to give you guidance. If you are concerned...

It will be up to USCIS how long to grant you advance parole for and whether to allow multiple entries.

You would need to speak to an experienced immigration attorney licensed to practice law in Canada. However, the U.S. and Canada have a safe third...

You are exempt from paying biometrics fees if you are an ASAP member.

Such applications are denied due to abandonment.

Your asylum application may have been approved. You should contact the Asylum Office to follow up on your application.

Your girlfriend can file a request with USCIS under FOIA/PA for a complete copy of her immigration file.

You file the Form I-140 with USCIS not the consulate. Once approved, you will receive instructions from the NVC to process your immigrant visa.

You can contact USCIS to check on processing times and your case status.

It means exactly what it says. USCIS received correspondence from you and is reviewing it. If you did not submit any correspondence, contact USCIS...