Lead generation: social media better and cheaper

Study: ‘Inbound’ marketing rates high in lead-gen results

The survey found that respondents who spent 50% or more of their lead-generation budget on inbound marketing averaged $84 per lead, while businesses spending half or more of their budgets on such outbound marketing techniques as direct mail, telemarketing and trade shows averaged $220 per lead.

This make sense as blog readers are in some sense, "pre-qualified."