To add more images to your listing now that you had already added the listing follow the steps below:
1) Navigate using the left menu to MY PROPERTIES > Edit Property
2) Click the pencil icon next to your listing to enter the input screens
3) Click the 'Click to Continue' button on pages 1 and 2 until you reach page 3 where you will click the 'Add Text and Photos' button
4) On the 4th page, click the 'Add Photos' button. A page will pop-up with your current images
5) Click the 'Browse' button, select the image you want. You can click Browse, then select the image and then click Browse, select an image up to 10 times so that 10 file names for your images are appearing below the word "Photo" prior to clicking the 'Upload Photo' button.
Note: this process above in Step 5) can be repeated after the 'Upload Photo' button has be clicked to add more than 10 images. Only 10 images can be uploaded at a time, but after uploading those 10, the process can be repeated to add images 11-20 and so on.
6) After uploading the available images, click the 'Save' button, then click the 'Finish' button to save and close this pop-up window
7) Click the 'Done' button to save the listing and the images you have now added