Don't just post any type of articles at your site. Think about the most pressing problems your target market has and create or look for articles that solve the problem. These articles could be from 1 to 2 pages long. You could also start a discussion forum at your site. A discussion forum fosters a community of problem solvers.
People love to flock to a place where people give free advice.
This is a great way to keep people coming back to your website. The more they visit your site, the more likely they are to purchase from it. The first rule of marketing is that you can never bore people into acting. Thus, it's necessary to learn some key rules of successful copywriting or you'll never be able to create a website that works. Keep it short.