In Discover or Search mode, tap the star button to "Super Swipe" a potential match. When you Super Swipe on a profile, you'll appear at the top of their daily batch and they will know you want to meet them (your profile will be shown with a star on it). They will also receive a notification by email if they're enabled.
Super Swipe is available with a Shapr Pro subscription.
Super Swipe is also coming soon on the web version of Shapr!