The Trans Link Company offers public transportation called Sky Train. This is a kind of metro running on elevated tracks above the Richmond Streets along the River Road.
Richmond is served by the Canada Line.
With an office located in the lobby of the Hilton/Vancouver Airport, this National Car Rental outfit is a great option if you are looking for price (you don't pay the numerous airport fees), access and good service. Plus, the guy behind the counter was very friendly and even gave us a double upgrade because he saw that my birthday was coming up soon.