: If your list has hundreds of rows, go to View > Freeze Panes > Freeze Top Row . This keeps your headers visible as you scroll down.
: Keep these in separate columns for easier alphabetical sorting. Company Name : If you are working in B2B. Email Address : Essential for communication. Phone Number : Ensure consistent formatting. Kлиeнты.xls
: Highlight your client name or email column, go to Conditional Formatting > Highlight Cells Rules > Duplicate Values . This will immediately flag if you accidentally add the same client twice. : If your list has hundreds of rows,