In today’s networked age, competition is increasingly over platforms. Already many OI and cooperation platforms play in the market. However, the successful set up and operation of an OI-platform could not be taken for granted accordingly the negative experiences were made so far. Simple databases where partners for technological cooperation are sought proved often to be inflexible and eventually unsuccessful. What are the online values that make a difference? Platforms also rely on the power of network effects — as they attract more users, they become more valuable.