Need ideas for Building New Coupons Website Like Khojdeal

Hello Everyone
So I have decided to open a Coupon Website Like This Example Coupon Website . I can Display my Coupons I have to worry about bringing traffic to a newly built website. Because already have a much more competition on this type of sites... Is WordPress fine for this?
What are the things that I should double check when I am going to create an online coupon Website for my business?
I need help in learning what I should not forget when I am maintaining this profile and tips on how to improve my My Upcoming Website... Please Help Me...