You can generally pick a pack up from any store that sells electronics or office supplies.
prices are based on quantity but won't kill your pocket.
Cheaper & specific quantities can also be bought online from various website.
Retail stores, electronics stores, office supply stores.
One can purchase brake discs from a variety of stores. Stores such as AutoAnything, eBay, GSF Car Parts, Auto Parts Warehouse, and Walmart sell brake discs.
There are several kinds of CDs. Stamped (store bought) CD that come with data on them, are not writable, or erasable. They are manufactured with the data already on them. CDR discs can be written with a computer drive, but in general, they cannot be erased. They can be damaged where they can't be read back though. CDRW discs can be written to and then erased and re-written. You need software on the computer to do that though. Look into Nero burning ROM. It's a very good program for doing what you want here, assuming you are using CDRW discs.
There are many places one can find and purchase blank DVD and audio discs. Any store that sells electronics such as Target, BestBuy, and Walmart will have them. Walmart has the best deals on blank DVD and audio discs.
One may purchase blank CD R media discs online through Amazon, Overstock or Best Buy. One may also use the site "Blank DVD Media" to order discs and pay using PaylPal.
One can purchase World of Warcraft movies from their nearest movie discs retail. One can also purchase them from leading online retails like eBay and Amazon.
There are many places where a person could purchase a 100 pack of LightScribe discs. Some of the easiest to access stores are Walmart, Amazon, Tiger Direct and Best Buy.
One can purchase cheap T-discs at websites such as Coffee for less, Tassimo Direct, Bed Bath and Beyond, Starbucks, Amazon, and many others. They also may be purchased in any store which sells coffee.
A person can purchase printable DVD-R discs from several different places. Some of these places include Amazon, Walmart, Office Depot, Office Max, and Best Buy.
One can purchase DVD R printable discs in the electronics sections at various retail shops such Target or Wal-Mart. One can also look at specialty shops like BestBuy.
Any discs that have "RW" on them. An example "CDRW" - Compact Disc, ReWritable
There is no legal way to get "free" authentication keys for World of Warcraft. You must purchase the discs or use the blizzard store to purchase one.
They promise that you will be able to exchange the discs back if within 30 days of purchase. Cheapo brand discs are also known to be cheap, because you can get a pack of them for $20.