Twitter Primer: How to get started (or should you?)

CIO's C.G. Lynch wrote an excellent primer for business people on getting started on Twitter. Check it out at:

http://www.cio.com/article/479010/Twitter_How_to_Get_Started_Guide_for_Business_People

And of course you have to have the obligatory Emily Post-type sidebar on Twitter etiquette (twetiquette?):

http://www.cio.com/article/480318/Twitter_Etiquette_Five_Dos_and_Don_ts_?page=1