@Part[LENSquestions, Root "proposal.lis"]

For each interview, each participant was asked to:
@begin(enumerate)
set up a 1-hour appointment,

save messages from the past 24 hours, and

if relevant, save the current Lens profile.
@end(enumerate)

Interviews were conducted in the participant's office.  Every
participant was asked background questions about job category, length
of employment, etc. and asked the following questions:

@begin(enumerate)
Describe how you use mail
@begin(enumerate)
How many messages did you send today?

How many messages did you receive today?

Is this a typical day?

How many mail folders do you have?

How many messages are in your inbox?

Is this typical?

How many distribution lists do you subscribe to?

How often do you read your mail?

Do you read all of your mail?

What percentage of messages do you wish you had never seen?
@end(enumerate)

Open-ended questions included the following:
@skip[1]

@begin{enumerate,justification off}
Describe how you use mail.

In what categories do you place your mail messages?

Can you think of times in the past week in which you needed
technical information?  What did you do?

Can you think of times in the past month when you've looked
at a previously filed message?  Describe the procedure you
used to find it.

What kinds of rules would you like to process your mail?
@end(enumerate)

Interviews conducted after the user had begun using Lens 
included the following questions:
@begin(enumerate)
Have you created any rules?

Were today's messages sorted correctly?

Do any rules delete messages?

Have you modified any rules?

Have you asked to modify any message types?

Have you ever addressed a message to "anyone"?)
@end(enumerate)

@ @ General Questions
@begin(enumerate)
For what types of communication do you prefer mail?  Phone?
Face-to-face conversation?  Do you like electronic mail?

In the past week, have sent mail that you think would be of 
interest to people other than those you've explicitly addressed?  
Example?

In what categories do you place your incoming messages?  What 
kinds of outgoing messages do you send?

Can you think of times in the past week in which you needed 
technical information?  What did you do?

Can you think of times in the past month when you've looked 
at a previously filed message?  Describe the procedure you 
used to find it.

Can you think of examples in which it would be better if most 
of your colleagues had access to Lens?

What would be the effect of not using Lens?  Do you plan to 
use it after the study is over?

Can you think of any additional uses of Lens?

What influenced your decision to use Lens?  Examples?

Has Lens changed the way in which you communicate with others?
(prompt for:  quantity, quality, type of message)

What do you like best about Lens?  Least?  Does Lens help you 
do anything you couldn't do before?
@end(enumerate)
@end(enumerate)

