When lending your Mac to someone who doesn't have an account on it, turn off being bothered to type in your password for them every time they have to wake it from sleep.

toggle_Require_password_on_wake.scpt

tell application "System Preferences"
	activate
	
	set current pane to pane id "com.apple.preference.security"
	
	tell application "System Events"
		tell process "System Preferences"
			-- UNLOCK CHECKS
			if (exists checkbox "Click the lock to make changes." of window 1) is true then
				click checkbox "Click the lock to make changes." of window 1
				
				-- wait for security login or dismissal
				repeat until (count of every window) is not 0
					delay 1
				end repeat
				
				if (exists checkbox "Click the lock to make changes." of window 1) then
					set perform_changes to false
				else
					set perform_changes to true
				end if
			else
				set perform_changes to true
			end if
			
			if perform_changes is true then
				-- MAKE CHANGES
				click checkbox "Require password" of tab group 1 of window "Security"
			end if
		end tell
	end tell
end tell