The business is not only about pulling leads into the top of the business funnel and magically getting customers falling out of the bottom.
Good sales and business needs good and qualified leads for building a good establishment.
Qualified leads can be generated by using good social media marketing(SMO), Good Search Engine Optimization(SEO) and by many other social networking services.
You can check out some packages and vendors at: http://www.smejoinup.com/services/solutionscategory/internet-online-digital-marketing/