Need free tennis balls?

Question

anyone now where i can get completely free tennis balls it would be really helpful

Answer 1

under the chairs in school.

Answer 2

You know how old people put tennis balls on their walkers...knock them out then take their walker and steal the tennins balls off of it!

Answer 3

go search around in parks lol sometimes they have it xD

Answer 4

Often times, people leave tennis balls lying around after they're done.  At my school, my brother picked up his entire collection (about 40 tennis balls) by picking up other people's forgotten tennis balls after he was done playing.