A few times a day I get email that asks for a response receipt, and it’s usually from someone I’ve never heard of, asking for help with an Excel problem. Don’t these people trust the Internet? Are they the same people who used to call to see if you got the fax they had just [...]

You hit Send, then realize you forgot the attachment. Or you misspelled the recipient’s name. Or you used Reply All, when you only wanted the message to go to one person. None of these things have ever happened to me (well hardly ever), but you might have been less fortunate.
All kinds of tragedies can strike [...]