A business development professional has three primary responsibilities:

Identifying new leads and client management

Pitching about the company services

Maintaining fruitful relationships with existing customers

When it comes to generating leads, day-to-day duties typically include:

Researching brands and individuals online to identify new leads and potential new markets

Contacting potential clients via email or phone to establish rapport and set up meetings

Planning and overseeing new marketing initiatives

When it comes to the challenge of actually selling of company services, other typical duties include:

Contacting clients to inform them about new developments in the company's services

Developing and communicating the quotes and proposals to clients

Negotiating and renegotiating by phone, email, and in person

Developing goals for the team and ensuring they are met