A query message to an online seller:
(hyperlink to the product)
Wanna buy but I'm not quite sure if it's genuine or not cz I saw a review by one of your buyers, he/he'd uploaded a photo taken on this device which is very noisy and quite lame for a 41 mp camera.
Should I use past perfect after 'I saw a review' ? as past perfect follows past simple.
I was having my dinner when you had called