Q. I currently keep a static to-do list, and I would like to update it to be more dynamic. Do you have any advice? A. Microsoft Excel is best known for crunching numbers, but it’s also a powerful tool ...

While Microsoft Excel is one of the most powerful spreadsheet applications, it’s also the most intimidating tool in the Microsoft Office suite. If you’ve never used Excel before or are just a bit ...

For several years, I have kept two to-do lists for work (that’s how much I love them—one just wasn’t enough). One of my lists contains tasks that require deep, focused work and demand a decent chunk ...

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 ...