A couple of years ago, Snapchat advertising was expensive, costing businesses hundreds of thousands of dollars. Ads could only be purchased through Snap's sales team or third-party ad tools that often charged a fee. But thanks to Snap Inc.'s new self-service Ad Manager, businesses of all sizes and budgets are now able to advertise on Snapchat. Instead of working through an auction partner like before, businesses can now buy and manage their ads through the Snapchat site or app. Here's a guide to help you get started!