Omar AL Zabir (MVP)

Atlas 2: HTTP POST is slower and it's default in Atlas

Atlas by default makes HTTP POST for all AJAX calls. Http POST is more expensive than Http GET. It transmits more bytes over the wire, thus taking precious network time and it also makes ASP.NET do extra processing on the server end. So, you should use

Atlas 1: Try not to use page methods

One of the easiest thing in Atlas is to use the Page Method feature. If you use Atlas on your web page say Default.aspx, you can directly call public methods on Default.aspx from javascript. Just put a [WebMethod] attribute on a public method in Default.aspx