In order to get unique items in a range you can use the Advanced Filter to extract the unique values from a column of data and paste them to a new location.
If you need to select all objects embedded into the worksheet, e.g. select all charts to adjust their size, press Ctrl+G and click the Special button or use Ctrl to select objects individually.
On printing worksheet you might not be satisfied with the current pagination, so you might need to insert or remove manual page break.
Sometimes, you may want to view two different parts of a worksheet simultaneously - perhaps to make it easier to reference a distant cell in a formula. Or you may want to examine more than one sheet in the same workbook simultaneously.
Applying a number format to a cell doesn't change the value, but only how the value appears in the worksheet. Formatting can play a joke with you, e.g., sum of values seems incorrect because Excel displays a limited number of decimal places and their sum is not equal to the real sum.
Excel automatically moves the cell pointer to the next cell down when you press the Enter key after entering data into a cell, but you can change this behavior to move it up, down, left, right and even stay on.
The easiest way to enter a function into a formula is to use the Excel program's Insert Function dialog box.
In some cases you may want to sort your data in non-standard ways. For example, if your data consists of month names, you usually want it to appear in month order rather than alphabetically.
Range names is a powerful Excel feature which allows you to give a symbolic name for the cell or range of cells to be later used as convenient replacement for cell/range address in formulas.
Headers and footers are widely used in the Microsoft Word document, but you should know that Excel has headers and footers too.