#### Expected Behaviour Email notifications should be sent in 1s i.e a single email for every scheduled check-in notification. #### Actual Behaviour Foe each scheduled check-in, instead of one email, two are received in the email inbox. They come in at the exact same time. #### Steps to Reproduce - Create a scheduled check-in. - When a scheduled check-in is sent out, in the email inbox, emails are received in 2s, coming in at the exact same time. #### Screenshot Two emails side by side.  #### Environment - [ ] www.tenfour.org - [ ] app.tenfour.org - [x] staging.tenfour.org - [ ] dev.tenfour.org - [ ] localhost:8100 - [ ] iOS App (live) - [ ] iOS App (testflight) - [ ] Android App (live) - [ ] Android App (beta)