There are hundreds of gambling websites in bitcoin community , if a new one comes out , what should that new website do to stand out and gain traction?
well, there are some initial things that should be done like a nice design, a good bandwidth to be able to handle visitors, good name, and provably fair thing.
but also after that there should be all kinds of promotions like advertising banners, signature campaigns, giveaways, good faucet,... and many more to attract new users everyday.