Some sports may require more equipment than the others, but it's all needed for a purpose and for that specific sport. For example, volleyball, most people think you need a net, something to hook to, and a volleyball. Well those are the basics of it, but when playing for a league things are a little more specific. What you need is two volleyball poles that can reach the height of what that net has to be at, a net, volleyball, scoreboard, either manual or automatic, refs, benches, etc. There is a lot more going on in volleyball than everyone thinks since most people don't pay attention to the little things that go into a volleyball game. However, beach volleyball doesn't need quite as much, but they still need a lot for a game to go smoothly. You can find beach volleyball nets for sale at a lot of sporting good stores, websites, and catalogs. When shopping for a net, you'll find a wide range to choose from and many different prices as well.
When finding volleyball nets for sale, you don't have to pay a lot if you're just going to use it at home, but in a real league game you may need a better one. This is because when shopping for competitive volleyball, you need to make sure it will last and is worth the money. Also, I wouldn't recommend buying wholesale volleyball equipment unless it is actually the volleyball itself.