Have you tried doing other PPC campaigns? PPC is a very effective way given the proper treatment. Identify your niche and select the market you want to cater to and start from there. Research also on the keywords your desired market would most likely be looking for. You should be more focused on getting targetted traffic than just page views. Buying targetted link backs are also effective at getting targetted traffic. It really all boils down to what your site offers to your traffic
Here is a quick check list you could do to farther promote your site and services.
Free methods:
Submission to SE's and directories
Article marketing
Email campaign
Forums, blogs and board postings to targetted audience
Social Bookmarking
Etc. etc.
Premium ways: (Should require a budget)
Pay-Per-Click (PPC)
Targetted Link backs
Professional SEO services
Ad spaces
Offline campaigns
Etc. etc.
Just always keep in mind that patience is a virtue in our industry. Hope my suggestions help out.
Goodluck!