You can also try to use the statcounter.

Try to use Awstat. It is also a good tool for tracking your visitor.

It's better if you join to other forum even if not so related on your site. Putting your site on your signature is just like advertising your product. You should also include some catchy words in...

You can optimize and promote your site on your own. Try to visit this site (http://www.seomoz.org/article/beginners-guide-to-search-engine-optimization) if you want more information on how to...

To gain more traffic for my site.

it seems that they don't like your content. Content is also one of the spice on your site.

You must also build links on it as what you did in your normal site.

Promote your forum as you are promoting a normal site (i.e. ecommerce site)

I agree on this. Ebook also can give you a traffic if it's interested.

Yeah. This is true. It's your luck if you can get better income in revenue sharing forum.

I already heard about this but not earn yet...

It's a great place to get more friends and a also media to earn money.

If you are serious with doing social networking sites, you can use both of them since both sites a good. It is also a good medium to promote your site.

Yeah, giving an incentive is a good way to gather more registrant. You can also give them a penny if they can refer people.

You can post your site to free classified ads or try to use social bookmarking site. This is also a good source of traffic.

If he is just using only one site on his sig together with the other account, ban them to stop spamming on your site. Just make sure there is a rule in your forum about duplicate account. This is a...