I guess most of you guys on nostr know this already, but here's a tutorial how to sign a message with the BlueWallet, which makes it possible to stack directly into your Smartphone Wallet. 

Perfect for newcomers that want to make their first experience with Bitcoin in general.


https://m.primal.net/JpoR.png 

https://getbittr.com/blog/how-do-i-buy-bitcoin-using-bluewallet