Each worker in a call center outside clients should contact under certain rules. The key to interaction with customers in each industry is to be polite, even acting when customers are rude or are angry. This level can range from complimentary stay calm tone during the talks once used obscenities should hang up.

A worker at a call center, must be willing to switch between speaking and listening, according to each client. A cold call to a skeptical employer may require some gear for processing on the script for a sales call. With consumers set to come into contact for products and services probably want to make some contribution to the company. The ability to switch between the sale and listen to people who call takes time and awareness of the needs of a client.

The essential function of a call is based on interaction with customers to track or make a review. The customer service representatives need to process customer requirements and see how applicable are the product, for the length of a call. An email, with a prospectus or advertisement, can lead to additional sales.