Well, I wrote mine in Ibadan in January, we wer told to come wif our credentials but on gettn der, d HR guy said he wsn't goin 2 waste time chekn dem bt 4 dose who would pass d test, dey shd come wif dem wen invited 4 interview. But I strongly advise u go wif ur credentials if ur writing @ Marina, dere's no escaping d@. Al d best.