First of all make sure you have a targeted, non-spammy and real Twitter profile, in order to create trust with your followers, always post useful content and answer your @replies.
HootSuite
If you don’t like to login to various Twitter profiles that you might and reply to message then this toll might help because with it you can manage multiple twitter profile in one place along with updating your profile with latest tweets, you can unfollow your inactive followers, since there are many spammers on Twitter, this will keep your profile clean.
TweetDeck
A very popular multiple twitter account manager, this is a free software that you can use to manage multiple twitter account from your desktop. You can adjust width of columns in order to fit more of profiles if you have smaller screen.
Sidebar Link
Your Twitter profile has a link field, where you can add your website link, this will provide you are free backlink, if you have a good twitter profile, it’d be listed by Google.
Use The Background
Use your Twitter background to promote your blog, website, business or whatever, you can get a customized background easily if you know Photoshop or even Microsoft paint.
Promote Affiliate Links to make money!
You can use any of Clickbank or PayDotCom links cloaked under bit.ly and then tweet to your visitors, it’d be better if you write a blog post about the product and then lead your followers to it such that they can trust you and products.























