• Making calls: Telecallers make outbound calls to potential customers to generate sales. They also manage incoming calls to resolve customer issues. 
• Communicating: Telecallers present products and services, explain their benefits, and encourage customers to make purchases or set up appointments. They also interact with customers via other channels, such as email, social media, and live chat. 
• Building relationships: Telecallers build rapport with potential customers and foster relationships with existing customers. 
• Keeping records: Telecallers maintain call records and submit daily progress reports. 
• Following guidelines: Telecallers adhere to organizational guidelines and methodology while telecalling. 
• Keeping up with trends: Telecallers stay updated with market trends. 
• Identifying needs: Telecallers identify customer needs. 
• Making suggestions: Telecallers make suggestions based on customer requirements. 
• Transferring calls: Telecallers transfer customers to the appropriate department for further action. 

Telecallers are also sometimes called telemarketers or telephone sales representatives.