To do the following

Press:

Attach a file

CTRL+I

Clear the selected activity *

CTRL+D

Close the open menu or dialog box without saving changes

ESC

Close the current file or database

CTRL+W

Copy the selected item or text

CTRL+C

Create a database *

CTRL+N

Cut the selected item or text

CTRL+X

Delete the selected contact, group, company, or lookup

CTRL+DELETE

Display online Help for the current dialog box or feature

F1

Display or hide the Mini-calendar

F4

Display the Timer

SHIFT+F4

Enable Tag mode in a list view

SHIFT+F8

Exit ACT! *

ALT+F4

Expand the drop-down list for the current field

F2

Import data from another file or database

ALT+F12

Insert a contact, group, or company

INSERT

Insert a note for the current contact, group, or company

F9

Insert a sales opportunity for the current contact

CTRL+F11

Insert a secondary contact

CTRL+INSERT

Look up annual events

CTRL+SHIFT+A

Move backwards between views *

ALT+Left Arrow

Move forward between views *

ALT+Right Arrow

Move the selected object to the back (design windows)

CTRL+B

Move the selected object to the front (design windows) *

CTRL+F

Open an existing file or database *

CTRL+O

Paste the cut or copied item or text

CTRL+V

Print contact information, calendars, or e-mail messages

CTRL+P

Record history

CTRL+H

Refresh the view

CTRL+F5

Reschedule an activity

CTRL+SHIFT+D

Save a copy of the current file or database with a new name

F12

Save the current file, database, or e-mail message

CTRL+S

Schedule a call

CTRL+L

Schedule a meeting *

CTRL+M

Schedule a to-do item

CTRL+T

Switch between the Timer and the current window

ALT+F6

Undo the last action *

CTRL+Z

View the Activities tab

ALT+F9

View the Company List

ALT+F10

View the Contact Detail window

F11

View the Contact List

F8

View the daily calendar

SHIFT+F5

View the Group List

F10

View the Groups/Companies tab

CTRL+F9

View the History tab

SHIFT+F9

View the monthly calendar

F5

View the Notes tab

ALT+SHIFT+F9

View the Opportunity  List

SHIFT+F7

View the Task List

F7

View the weekly calendar

F3

View the work week calendar

SHIFT+F3