Twitter marketing in 4 words: Listen. Learn. Care. Serve.
Want more Twitter followers? Take care of the ones you have FIRST!
Effective results come from knowing what's in it for them. What's your community there for and how you can nurture it?
Focus on the core problem your business solves & put out lots of content & enthusiasm, & ideas about how to solve that problem.
If you can't quit no matter how hard you try, then you have a chance to succeed.
You earn influence by giving value and attention to other people. BE USEFUL!