I'm trying desparatly to learn Regular Expressions, so I'm trying to blog all the resources that I can find on the subject.
http://www.regexbuddy.com/ seems to be something that could be very useful. The next time that I come across a regex task I'll give it a try...
Regex Links
http://www.regular-expressions.info/http://www.simple-talk.com/dotnet/.net-framework/implementing-real-world-data-input-validation-using-regular-expressions/
Common Regular Expressions:
Phone@"^[2-9]\d{2}-\d{3}-\d{4}$'