How to make a smart group of all the contacts with an email address

Sometimes you want to send an email to everyone* in your Powerbase. You can make a smart group of people with an email address by going to Search>Advanced Search.

Put the percent sign % in the email list to get anyone with an email address. % is the wild card for searching.
Also, if you want to limit the search to individuals, make sure you select the contact type of "Individual"