Whichever stroke you choose, however good you are at it at the start, learning the perfect technique for that stroke will help you with all of the others. [title] Watch some videos or read some books about that stroke.
[header] How to swim like the pros [title] Think of a stroke that you would like to improve your technique on. [step] If you can't decide, then just pick a stroke name out of a hat. The main stroke is the front crawl, but many people struggle with butterfly the most.