Can Canadians fly to the US?

Yes Canadian citizens may fly to the United States.

Yes it is possible that the F-1 could be terminated but it is unlikely that USCIS will review and take action. As you noted it does not impact the...

Will I get RFE for I-944?

Yes you should receive a request for evidence. Wait for the request to arrive before submitting.

How many days do I have to appeal a new cap subject H-1B denial?

The appeal must be filed within 33 days of the date of the decision.

Can I travel commercially inside the USA if I’m out of status or have a case on file

Yes you will need a government issued photo identification and bring the evidence of the filing with you.

Contact the Immigration attorney representing your spouse.

Can an employee pay the fee for a one-hour consultation with an attorney to ask if the promotions need an H1B amendment?

Yes the employee may pay for a consultation. Many of us are offering consultations by phone or video call at this time.

It may be possible but there are physical custody requirements that must occur in addition to the adoption before the child ages out. Have a...

If the spouse is American, Is it possible to skip the line on EB2 by cross-chargebility, instead of marriage based petition?

Marriage to United States citizen does not provide cross charge ability.

I want motion to reopen my i756 ?

The I765 application for employment authorization has little possibly of being reopen using a MTR. Consider refilling as an option.