Yeah, isocket can do pretty much all of that (disclaimer: I work there), including that it looks professional (disclaimer: I'm a designer). Techcrunch was our

Yeah, isocket can do pretty much all of that (disclaimer: I work there), including that it looks professional (disclaimer: I'm a designer). Techcrunch was our first customer, check out an example of how you can request to buy a leaderboard: https://www.isocket.com/socket/ZOT76H6IF9 https://www.isocket.com/socket/ZOT76H6IF9 I said "request to buy" instead of just "buy" because being able to approve an ad before it runs is an important part of direct sales (#3 in your wishlist of features). Building in those kinds of checks while improving the overall process has been my main usability challenge in my 6 months or so here.