We are replacing the previous 'Promo text' field with the 'Short description' field.In the Play Store, the short description is the first introduction to your app your potential customers will see (See an example). Make sure the short description gives a good enticing summary of what your app is about.On August 31st, 2014 the short description will become mandatory and you will have to supply a short description before you can make any changes to your Store listing.