Where can I get my iPhone 4 screen fix and not pay a lot of money?

Where can I get my iPhone 4 screen fix and not pay a lot of money?

Do it yourself order off ebay/amazon, glass digitizer with attachted lcd screen with tools. Youtube videos will teach you how to install it. Iphone 4S screen not compatible with iphone 4 make sure you order the right parts. Or check craigslist for iphone repair adds