Used the app previously to automate text expansions. Now use Alfred (simple expansions) & Keyboard Maestro (complex) instead.
You can press ⌥ + ⌫ to delete snippet without dialogue box.
Write once, never write again - Detailed article on how I effectively use Typinator together with Keyboard Maestro to automate big parts of my writing process.
Fantastical natural input + Text expansions - How to use Typinator to quickly expand natural language date times in Fantastical app.