Off the top of my head:
1. I think his sit-downs guarantee 33K which gives a higher launch than 8K
2. I don't know the DOA5+ juggle but I use 6P+K(I think that's the turn leg cut command) 6K 4KK 6H+K K or sometimes instead of 4KK I do K2KK but I can't land it consistently.
3. I usually go with...