First, take a bunch of landings and line them up in a row. Overlap them, but leave a bit of the part that's going up exposed so that you catch air as you come down to gain more speed. This will be your run in. On your last landing, stack a few jumps together.
Here's how it should look:
Result:
If you guys have built better jumps post how... And don't hate I'm really bored lol.
