Share your IFTTT recipes here

Does anyone here use IFTTT (If This Then That)? If you’re unfamiliar, IFTTT is an automation tool for connected devices and services. It relies on “recipes” that connect products and services to automate tasks.

At TR, Erin Carson wrote about some recipes for business travelers here: https://www.techrepublic.com/article/make-business-travel-easier-with-these-4-ifttt-recipes/

What are your best IFTTT recipes?