On Monday, February 15, 2016 at 12:35:47 PM UTC-8, wrote:
Dave I went down to one of our local print shops that deals with vynal signs and 'raps' . I got large wing and tail contest numbers and a bunch of smaller numbers for my associated gear. The entire batch cost under $40.

Absolutely!
The key is to lay things out to use the entire width of the vinyl roll.
Besides appropriately colored and font letters for the trailer, dollies, etc, I have them make white vinyl dots which are useful to cover tailwheel axles and other access points.
They can also make "masks" for spray painting.
Jim