You have different things - a "rental" car company "leased" you a car for almost a year. As to the expired tags, who knows, maybe they renewed...

Likely it is not the best idea to go to Cancun while on probation - if/when your probation officer discovers this, you will likely be terminated...

Any request he would make to USCIS to “cancel” your VAWA petition would be useless. Make sure you keep copies of everything like this from him,...

As previously stated, if you leave the US while your asylum petition is pending, it will be be considered to be abandoned.

Yes, this is correct category - F3, married son or daughter of a US citizen

Given what you have said, it would be advisable to meet with a family lawyer, so you can be honest and have attorney - client confidentiality.

If you simply filed your H4, it will be abandoned if you leave before approval.

Travel to India will mean abandonment of the change of status.

He needs an attorney. If he had one prior to now, they could have discussed this situation and his attorney could have advised him. It will be...

No, you will simply be a fugitive - the time will stop, meaning your discharge date will mean nothing. Plus you could face additional charges.