To move cell contents, drag the border of the selected cells to another location. To copy cell contents, hold down OPTION while you drag.
To make text or numbers italic, you can click the Italic button on the Standard toolbar. To remove the italic format, click ...
To make the active chart into a custom template, click Chart Type on the Chart menu, click the Custom Types tab, click User-Defined, ...
To more easily select a large range, select one corner of the range, scroll to the other corner, and then hold down SHIFT ...
To move a docked toolbar to the last floating position it occupied, double-click the toolbar background. Double-click again ...
To move cell contents, drag the border of the selected cells to another location. To copy cell contents, hold down OPTION ...
To move the selected cells to another part of the worksheet, drag the border; to copy the cells, hold down OPTION while dragging. ...
To move to the top of a block of data, double-click the top border of the selected cell. You can double-click the other borders ...
To outline rows or columns so that they can be easily shown or hidden, select the rows or columns, point to Group And Outline ...
To paste a picture of a cell, chart, or graphic object into another application, select the object, then hold down SHIFT ...