Unless you are using a beta version of iOS 5, there isn't an easy way to change the e-mail alert tone on your iPhone. I found a way that doesn't cost anything or require you to jailbreak your phone.

Why walk all that way to the mailbox only to be disappointed when it’s empty? With this smart home automation, you’ll know exactly when you’ve got mail because Home Assistant will tell you. You can ...

A simple sensor inside the mailbox can cue an instant voice alert indoors First, set up the YoLink motion sensor using its app, and then attach it to the inside of the mailbox (it's magnetic). Next, ...