The fight to eliminate snail mail goes at a snail’s pace. But it can be done. Or at least nearly done – some mail simply can’t be avoided.

Gmail is the most popular email service, and has a lot of tools for managing your inbox. This is the best way to do it.

The list of co-conspirators included Leslie Wexner, the retail magnate behind The Limited and Victoria’s Secret stores.

At the top of the inbox, hit “Filter,” then “Sort by.” Depending on what version you’re running, you may have to go into the ...