Thanks @CharlesTim and everyone else who have contributed so far for this, here are some helpful threads :

Avatar and signature: [Guide] Factors to consider before joining paid signature campaigns.

History of Nigeria local board: I don't really know much about our local board history except from this two thread Naija Novice Hangout {Newbies introduction & Orientation} Thread. and Should Sub-Threads be created or we should freestyle the whole thing?.
Will love to know more thread that shows the history of our local board.

Aside this we also need a link about the history of Bitcointalk: The most iconic bitcointalk threads. History on Bitcointalk.