Watch the most important swim videos and try to implement the swim instructions from Roy Hinnen yourself. Then register under "MAKE AN APPOINTMENT" for a personal training session with Roy in the Horgen flume.
How to correct the 2 most common swim mistakes made by triathletes
The 7 swim mistakes in triathlon with athletic exercises
4 swim training exercises that make you faster
Faster swim splits with the SwimFormula by Roy Hinnen