1) Drag your image from the photos section into a gray box in the design space.
2) Double-click the image: A dark bounding box will appear. Drag from a corner until you reach the desired size, then release the mouse and move the image to your preferred placement. Finally, click outside of the box to save.
Double-clicking on text will highlight it and ensure you're in the text box. Then, modify or delete text to your liking.
Click on the text you want to modify, and a black bounding box will appear along with a type setting menu. From that menu, you can change the font, size, and text alignment.
You may now safely leave the site and your ad will be here when you return!