Step One: Download and install the free GIMP image editing software:
Note: Two useful (but not required) plugins for layer effects and exporting files to your website are mentioned in this blog article.
Step Two: Download the sample ad from the link below:
- free_ad.xcf (for GIMP)
Actual size is 573px X 300px
Step Three: Open the free_ad.xcf file in GIMP and follow this tutorial:
Note: PhotoShop or PhotoShop Elements users can download this file: