Contributors often open PRs against one branch, but fill in a different target branch into the PR template. --- <img width="276" alt="Bildschirmfoto 2021-05-20 um 15 09 28" src="https://user-images.githubusercontent.com/1506493/118984159-7f234300-b97d-11eb-9511-748c5758d649.png"> <img width="176" alt="Bildschirmfoto 2021-05-20 um 15 09 35" src="https://user-images.githubusercontent.com/1506493/118984196-86e2e780-b97d-11eb-9f78-98e69d1d6bcb.png"> --- It would be great if Carson could detect that and post a nice comment.