How to Manage Sales Leads Effectively?

One of the most challenging task for business Marketer is to generate sales leads and getting new customers for their business. Any business can't be success without properly managing the sales leads. But business marketing is not so easy. it required money, time and efforts to manage the marketing campaign. A lead is not like a person who go to the shop and buy few items. Marketers need to track and  follow up leads in proper way.