(1) www.buyomart.com is a USA based online retailer
(2) www.buyomart.com ships worldwide, Lagos Nigeria inclusive.
(3) www.buyomart.com sells only factory unlocked never been used sealed brand new genuine iPhone 6 and iPhone 6 Plus
(4) www.buyomart.com accepts PayPal payment. This means that you can pay with your Nigerian bank issued naira MasterCard or visa through registration on PayPal website.
(5) PayPal buyers protection guarantees that you will receive the item you ordered (iPhone 6 or 6 Plus) if anything happens.

So go ahead and place your order on www.buyomart.com and make your payment via PayPal. Then relax and receive your package in Lagos Nigeria. It is quite simple.