Tony, here is the description area where content can be put in using filtered html, plan text or full html. the Internal banner images at 1920 px x 450 px I have placed there, they appear as a slider on your listing at the top of the page. You can use many images

Listing example image

This is the body area of the listing, using text. In page images below are images that are attached to the listing the first one like a logo, other images operate like a gallery. size is 750x451 px

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