Warm calling is a sales technique where a salesperson reaches out to potential customers who have shown some level of interest or connection with the company or its products. Unlike cold calling, which involves contacting completely unfamiliar prospects, warm calling involves contacting individuals who have previously interacted with the company, such as through a website visit, social media engagement, or referral. This approach allows for a more personalized and targeted sales pitch, as the salesperson can reference the previous interaction and build upon the existing relationship. Warm calling is often seen as a more effective and efficient way of generating sales leads, as it focuses on building trust and rapport with potential customers rather than simply making a sales pitch.