When you open a standard Look, there are usually a number of fields to complete before you begin taking photos. Then, once you get to the photo requirements, you can easily view a tool tip to help you know exactly how each photo should appear once you're finished capturing the image.
1. See the small letter 'i' in the upper right-hand corner.
2. Click on the 'i' and you will see something similar to this...
After you've had a chance to review the tip, simply click 'close' to return to your photo.
Once you're finished with all of your images, you should be good to go. Keep in mind that the app will let you know if you've missed any required fields.