Got this in my inbox for Prime account:
We’ve got an offer that’ll make you smile! For a limited time, get a $10 Amazon credit when you upload a new photo to the Amazon Photos app. Continue using your free, 5 GB of photo and video storage from Amazon Photos. Offer valid through November 30.
Follow these steps to get your $10 credit:
Step 1: Go to Amazon Photos.
Step 2: From your mobile phone, tap “More” and then “Upload Photos and Videos” to manually upload photos; or from your browser, click “Add” and “Upload Photos.”
Step 3: Enjoy your reward! You’ll receive an email with your $10 Amazon credit within seven days.