Hello Darren and welcome to the forum, I'm not sure about the car hire but I'm sure someone who knows will answer shortly.

As for your villa request put in an enquiry through these sites and I'm sure you will have plenty of choice.
http://www.orlandovillas.com/
http://www.villasflorida.com/
http://www.onlinefloridavillas.com/
http://www.orlandovillarental.com/
It is against the rules of this site for owners to contact you about their property by DM.