How to study my customers in order to make more conversions? What are the best possible ways.

Which are the best sources to get content ideas? Where i can learn that what my audience is really wanting, what their problems really are? I am not talking about community forums or boards. I am looking for other options.

I am getting sales from my traffic less than 5%. Is it bad or good?

Is putting keywords in general tags worth it? I mean along side with meta and head description. Am I going to get effected for high Keyword Density?

Can anybody suggest me some good alternatives of Yahoo answers? I will be extremely helpful. Thanks in advance.

How I can track that how many clicks I am getting in my urls in the social media channels?

I have came across this question many times that 'which are the good books to learn affiliate marketing?'. So, I am here posting a list of some good books.

- "Affiliate Marketing: Learn How to Make Your First $1000 Passive Income Online" by Ray Hamilton

- "The Complete Guide to Affiliate Marketing on the Web: How to Use and Profit from Affiliate Marketing Programs" by Bruce C. Brown

- "Affiliate Marketing Simply Done: A Beginner's Guide" by Scot Badders

What do you webmasters suggest that what should a newbie do to make money? Is it blogging, affiliate marketing, sailing own products, which one?

When you are participating in a community forum or board. Then which strategy of content marketing gets your more leads? Articles that provide in-depth information like tutorials & how-to's or straight to the point comments that resolves any problem instantly.

Which is the best PPC campaign tracking tool??