Twitter is the best micro blogging website used by most of us out here. However getting people to follow you is still a mystery as followers are hard to come by. So what needs to be done? Here are a few simple, easy-to-execute tips.. Some of these might work for you, some might not. Best thing is to try and see the results for yourself. Also you are welcome to input your suggestions/tips/comments etc so that it can be shared by all of us. Here's the link to the article - http://bit.ly/xshexo
You forgot about exchange systems. They are the easiest and quickest way to gain Followers. Check my signature for a social exchange system.
I have read entire article and get many good tips about increasing followers on twitter. Thanks for sharing the link. God bless you.