We are planning add 3-5 coins to our exchange for free, which coins that should be ? 
Please, consider MemoryCoin (MMC). MemoryCoin is a CPU coin with GPU/ASIC resistance and a novel DAC model. You can find all the technical details on our homepage http://memorycoin.org and the official ANN thread here https://bitcointalk.org/index.php?topic=370806.0
The following press articles is summarizing
http://btcgeek.com/memorycoin-trying-something-brilliant
http://www.cryptocoinsnews.com/2014/03/27/memorycoin-hitting-milestones-donating-new-charities/
http://www.cryptocoinsnews.com/news/memorycoin-community-votes-new-ceo-freetrade-gracefully-passes-torch-new-ceo-delinquency-releases-statement/2014/04/05
MemoryCoin has a great community is eager for a new exchange like crycurex so as to form a real market and drive the price up. I am sure such collaboration would benefit both community.
