Meet Damien Walters, one of the very best acrobats in the world. Combining tricking, parkour, trampolining, free running, and all manner of acrobatics along with a big dose of creativity.
This guy knows how to practice and get good.
If you want to get started tumbling like Damien Walters can you got lots of practice ahead of you. But let me recommend something to set you in the right direction – Tumbling Illustrated and the Parkour Tutorial DVD.