Do send actual CASH in the mail. Get a money order if you do not have a checking account. Or pay on the state's web site with a credit or debit card--even if you have to go to Walmart or somewhere and pay cash for one of those pre-paid credit cards.
**Disclaimer: Every effort has been made to offer the most correct information possible. The poster disclaims any legal responsibility for the accuracy of the information that is contained in this post.**