Joe,
Hertz is offsite, you take a shuttle to their location from MCO. I would not use Hertz on a bet, bad service one time, and so bad they would never get another chance from me.
Onsite agencies are: National, Avis, Budget, Dollar and L&M, all but L&M have websites.
Gail
Offsite - 88
CBR - 89 & 90
PO - 91
OKW-92,OKW-93,OKW-96, OKW-97 2X'S,OKW-98 2X's
OKW-99 2X'S,OKW-00 2X's OKW-01 1X
Jamaica-SandalsInn 98&00