Crucial now requires you to enter through myHPclub.com before they allow you to use the coupon. If you follow these instructions, you can get a 512MB PC2100 DDR computer memory for $54 with free shipping.
1.) First click the below link to visit myHPclub.com, which is a club website by HP.
http://www.myhpclub.com/index.cgi
2.) Click the Crucial Memory ad in the middle of the page.
3.) A popup will appear. Actually there may be two popups, one a blank page and the other asking "Would you like to continue?" Click Continue.
4.) That takes you to Crucial.com's website, where you will see the special offer of $20 off 512MB memory with code NLDHPCPQ102. You will enter this code later during the checkout process.
5.) Click on the HOME link at the top menu, then in the middle-left locate "Memory Upgrades" and click on "More RAM ->".
6.) On the right, pulldown "Choose your memory" and select DDR PC2100.
7.) Then pulldown 184-pin DIMM.
8.) The $74 512MB, when added with the coupon code will let you purchase it for $54.
This code can only be used once per Crucial.com account. Only one $20 discount will be applied per order, meaning $20 discount only applies to one 512MB memory in your cart. This $20 discount code only works on 512MB PC2100 memory (266MHz), will not work on PC2700 memory. This includes the non-ECC $74 memory and the ECC $105 & $146 memory.
Courtesy of Hot Deals Club