99designs offers users a really seamless process and they care equally for the companies and the designers. With their live chat I was able to have all my questions answered without hassle. I've run a few contests with them throughout the years and have seen them perfect their product.
Here’s a peek at the client’s brief
Graphic design made easy
99designs gives you quality graphic design at an affordable price. Just tell us what you need, get dozens of designs and choose your favorite.