If you haven't heard of MillionLeadsForFree then I'd recommend checking it out.
It's a viral mailer with allows you to send your email to up to 5000 members for free, every day!
This is good if you're tight on a budget and not getting enough leads for your business.
If you're interested, check it out here ==> MillionLeadsForFree
Let me know if this was helpful and if you've been able to generate some leads.