With offline business, you can set a good budget for marketing. But online business is not necessarily the case. All you need is a guide that shows you step by step to generating targeted traffic to your site.
There are many ways to drive massive traffic to your blog which I will not be able to state here but answers to your question can be found:
website traffic and linkbuilding
Also, you can download these quality free ebooks on website traffic generation:
Authority Black Book - a superb guide for generating traffic to any site- It is a free download.
Another great resource for website traffic generation can also be downloaded free here
Ultimate web traffic channel - it is also a free download