Illustration by Mateusz Slodkowski/SOPA Images/LightRocket via Getty Images LinkedIn is preparing to roll out new creator monetization tools, according to internal documents. The company plans to introduce paid subscriptions, a creator fund, and a brand matchmaking tool. LinkedIn has shifted from a pure business-networking app to a social feed with 1.3 billion users. LinkedIn wants to keep its top creators happy (and posting) —  so it's cooking up new ways to help them make money. The company