Mobile Keyword
Mobil keyword is a one-word phrase that identifies a product, service, action or business. It allow's people to easily join your distrubution list right from their mobil phone, simply by texting your mobil keyword to your short code number, they are automatically added to the distribution list of your choice.
For example, if you are a Gym, you could send a Direct mail postcard with an offer of a free gym membership for the first 3 people that text eg.KEEP FIT to 96362. The customer would immediately receive an automated text response (you can set this up and change). If they are one of the lucky three the message could read ."Congratulations you have just won a years free membership" if not in order to have them still connect with you it could read "Thank you for entering. Log on to our website and recieve a 1 month free trial membership "
Anyone who creates an account with 
can create a mobile keyword as long as it is not already taken (much like owning an internet URL)
Mobil Keyword Marketing
Unlike traditional email subscriptions, Mobile Keyword subscriptions are controlled by the end user. People can Opt- in or Opt-out quickly with such ease of control that this new emerging mobile culture has one of the highest read rates. (90%+)Even more impressive are the response rates which can be as high as 25%+.
Mobile Keyword lesson 1
Mobile Keyword lesson 2