As you may already know, Y Combinator (the most successful incubator in the world) is currently in Nigeria as part of their office hours world tour. YC CEO Michael Siebel was at the first edition of OIIE's StartUP Friday in Lagos on Friday and then TechCirlce's "Building a startup: A chat with Y Combinator, incubators & Co" on Saturday, September 24, 2016. YC COO Qasar Younis was also present at the TechCircle event, where they gave numerous tips on how to get into Y Combinator amongst other stuff.
