Not Creative? Don't have the money for a graphic artist? Design great looking ads for free with no skills required. Canva have easy to use templates for everything from your Facebook header to Google ads. The also offer a great library of images you can use of import your own. Most features are available without a subscription.
ADOBE SPARK:- https://spark.adobe.com
FREE ONLINE PHOTO EDITOR:- https://pixlr.com/editor/