Adding the main image to a building is pretty easy. To manage your buildings option, you must go to your back- end and click  in the “Manage Listings" tab,  select the “Buildings" option and follow the next few steps.

- Once you have found the building, you must click on the Attachments option.

  -And from there Select or Drag the picture you want to add.

Finally, once the picture is uploaded you must crop it by clicking on Crop to Section:

And from there  clic on go Back to the List to preview the change.