Received email:

Approximately how many emails do you receive a week, in total?

What proportion of these emails are spam?

For NON-SPAM email:

How many emails are from new people or lists (i.e. NOT people you already have messages from?)

 

Check if you use a spam filter

If you use a spam filter:

How many messages get through your spam filter per week?

Which filter is it?

Sent email:

Approximately how many emails do you send a week?

How many emails are to new people or lists (i.e. NOT people you already have emailed before?)