There is a number of different sweep techniques that you could learn in Brazilian Jiu-Jitsu. That you should learn. However, it shouldn’t come down to just mindless repetition of moves – but you should aim to understand how these moves actually work.
And to do that, to come to that understanding, you need to learn some important concepts. Some important sweep mechanics.
Here are some of them, as explained by Chris Paines:
Sloth Jiu-Jitsu: you can be slow and unathletic and still kick butt in Jiu-Jitsu.