What subject heading could you give for the following e-mails?

Date: 2015-10-07; view: 397.

1. You want to take two weeks leave next month.

2. You're e-mailing a client with product information after they telephoned you with an enquiry.

3. There has been a policy change regarding working hours.

4. Communal e-mail about an in-house customer care training course next week.