(1) For your search traffic(google especially): Write long content (min 1500 words). And learn SEO.
(2) For your referral traffic: Be active on social media. Facebook & Twitter are good in Nigeria and don’t forget Nairaland.
(3) For your direct traffic: Build your own email list. Then list your site in online directories.
(4) For your PPC Traffic (Paid): Learn how to operate a Google Adwords PPC campaign Or Facebook Ad campaign.
(5) For your Q&A Traffic: Learn how to drive Traffic from TrustOrRun or Nairaland by helping and giving the right answers.
(6) For your Forum Traffic: Engage in the prominent forums relevant to your industry or niche.
Hope this helps you.