Paying for VPN, email, domains, hosting and other online subs. Bought coffee, my current phone, pizza, taxi rides, sold one of my bikes in the past, etc. I always mention that I'm happy to use #Bitcoin instead of fiat.

When visiting new places, I always check https://btcmap.org/map

For online shopping:

https://usethebitcoin.com/list-of-online-stores-accepting-bitcoin/

https://lightningnetworkstores.com/

Bitrefill is good for cards as well as using Breez wallet apps.