LinkedIn reported in April 2017 that the network had crossed the 500 million member threshold, 106 million of which are monthly active users, according t0 The Motley Fool. While LinkedIn used to be a platform people who were hunting for a job would use for virtual networking and to host their resume, that behavior has changed markedly over the years.
Twitter has the second-largest audience of the social networks, with 317 million active monthly users.
Email marketing service MailChimp now allows customers to create and run Facebook advertisements right within MailChimp itself.
A cheat sheet for the pros and cons of Facebook advertising.