LinkedIn is a professional social media network where executives, recruiters, employees, job seekers, etc. connect to create meaningful relationships which could be leveraged to hire talent for various open positions. LinkedIn is also used by businesses for creating business relationships between companies thus leading to great B2B conversions. LinkedIn provides comprehensive tools for recruiters in the form of LinkedIn jobs, Inmail which allows people to mail to other people not in their connection. LinkedIn like Twitter has a user base which is university educated and hence here also high-ticket sales conversion is much easier.