The best place to start looking is the reception of the hotel where you are staying - they always have a list of car rental companies at hand to choose from.
One can get information about car hire in the Bahamas on the Expedia website where they have details of the various car rental companies available in that area. One can also find information from Brad's Car Rental.
Whether you need a rental car in the Bahamas, or most any where else, depends on what you intend to do and how you want to do it. Many will not need rental cars, but some will.
There are many places where one can find budget car rental in Phoenix. A good place is the website "kayak" to find budget car rental in Phoenix. Another good place is the website "budget".
Enterprise car rental is a national chain car rental company. To find one in the local area check the telephone book. There is usually an enterprise rental company close to most airports.
One can find car rental in the USA by going on the website budget. One can also find a budget rental car in the USA by going on a website called economycarrentals. You could also go to a rental place such as Expedia.
Most car rental places have the option of getting a luxury car, but Orbitz might be a good place to start.
Someone looking to rent a car in Greece can find a place to rent it at the airport. One can also use Budget Car Rental in Greece. Expedia can help find a car rental.
first it is car rental and stop kidding yourself
I think the best place to look would be on AAA's website. They offer discounts for members.
You can rent a car in Australia for rental cars or AVIS, these are cheap reliable car rental places. Also if you find another place that will let you rent the cars cheaper then rental cars will beat the price.
I do not believe it would be hard to find a rental car in Cancun. From my research there is a rental place right at the airport, so when you book your flight you should include that into your plans.
One of the best places to find a budget car in Jamaica is with budget car rental Jamaica. They offer premium services with a smear free history. An elite service, for a superb price.