Possible Duplicate:
What are Extension Methods?
I know this questions has been asked previously, but could some provide a non-techy explanation, as simple as possible in laymens terms.
All of documentation on other answers seems to be a little far out for me
I don’t think it gets much simpler than the one sentence from the Wikipedia article:
“Extension methods enable you to ‘add’ methods to existing types without creating a new derived type, recompiling, or otherwise modifying the original type.”