If the owner is actually personally responsible, you can sue in the US.

An ex parte motion can be sought if the opposing attorney will not stipulate. 90 days can be requested.

It is unclear on what basis they can demand money. If no legal basis, then you do not have to pay. You may want to have an attorney review the...

No. You can only be responsible for what you actually agreed to.

Contact the creditor’s attorney to have them stop judgment based on the payment agreement. Otherwise file an opposition or other appropriate...

Look into a claim of exemption and a motion to stay.

Put up a good defense and arrange for a settlement with payment arrangements that makes sure no judgment is actually entered.

Many cities or counties have legal aid or other organizations that provide pro bono (free) legal advice and services.

Other than an attorney drafted demand for payment, your option is to initiate a lawsuit.

Probably not. And certainly not the $1. But it may not be worth fighting for this amount.