One of the first activities for any telemarketing activity to be successful is the lead generation activity. In essence, Telemarketing Lead Generation is an important lead up for the calling campaign itself. If you have leads, you would know exactly whom you are calling. If you don’t have leads, you would end up calling a set of numbers that you don’t know anything about. This is critically why a telemarketing lead campaign is important for any telemarketing campaign to even start.