Excel still trips over dates, ghost links, and undo history. These six fixes would save hours for everyday users.

Handle millions of rows by loading queries into Power Pivot, building relationships, and creating measures for fast variance ...

Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Thomas J. Brock is a CFA and CPA with more than 20 years of experience in various areas ...