I've contributed to the subgroup by adding a couple of links from CryptoArticles.com and subscribing (of course).
Make sure the official website has a link to the reddit and twitter pages... ;-)
Guys advertise MAMMOTHCOINS everywhere
Definitely the best X13 coin..
MAMMOTHCOIN(MAMM) is the definitely best X13 coin, PoW/PoS independent, thus very stable, Extreme fast transactions (average 45 seconds) Limited time PoW mining (about 2 months), then will be pure PoS, MAMMOTHCOIN required held only 1 day before PoS interests generated. No IPO. MAMM has special anonymous crypto technology currently very few coins has (MammothCoin license the great SuperSend technology and use Coin Control).
The most interesting part of MammothCoins future plans is the mention of adopting GSM technologies for security. MAMMOTHCOIN Team support nature protection oriented projects and global animal rights. Available Supply - 5,724,420 & Market Cap - $ 29,472 This is a good coin and very very very cheap, easy to do a 100x in the future. DEFINITELY the best coin..