Entering data

Enter and move down Enter Return
Enter and move up Shift Enter Return
Enter and move right Tab Tab
Enter and move left Shift Tab Tab
Complete entry and stay in same cell Ctrl Enter Return
Enter same data in multiple cells Ctrl Enter Return
Insert current date Ctrl ; ;
Insert current time Ctrl Shift : :
Fill down from cell above Ctrl D D
Fill right from cell left Ctrl R R
Copy formula from cell above Ctrl ' '
Copy value from cell above Ctrl Shift " "
Add hyperlink Ctrl K K
Display AutoComplete list Alt
Flash fill Ctrl E