Yes, getting sponsored is possible and easy! You go to the owner of a local store or resturant and ask if they will sponsor your team. You make a deal by saying that they only have to pay for jerseys...
when you get sponsored you have to wear the sponsor's shirt for advertising and you can make your own skateboards and it has to have the sponsor's name on it so you can make money off of your board...
to get sponsored you must be good at a sport or sports. a sposorship will happen when the company thinks that you will promote there buisness. try to be as friendly as you can and always be willing...