what is warm calling 
warm calling is the solicitation of a potential customer with whom a sales representative or their firm has had some prior contact it refers to a sales call a visit or an email that s preceded by some sort of contact with the prospect such as a direct mail campaign an introduction at a business event or a referral warm calling is the opposite of cold calling the solicitation of prospects who weren t anticipating such interaction and with whom the sales representative or business has not had prior contact 