Annual goals lose focus by March. Weekly goals lack strategic weight. Quarterly goals sit in the middle: long enough to accomplish something real, short enough to maintain urgency.

Q. In your November Tech Q&A article on Excel’s Scenario Manager, you mentioned two other “what-if” tools: Goal Seek and Data Table. Can you show how those work like you did with Scenario Manager?

What if managing your finances in 2026 could be as simple as updating a spreadsheet? My Online Training Hub outlines how an Excel-based personal finance tracker can transform the way you handle money, ...

Lindsey Ellefson is Lifehacker’s Features Editor. She currently covers study and productivity hacks, as well as household and digital decluttering, and oversees the freelancers on the sex and ...