Learn how to calculate payback and discounted payback in Excel with formulas, SCAN, XMATCH, LET, and SWITCH, plus partial-year and error handling ...

1994 was the year that federally mandated low-flow showerheads, faucets, and toilets started to appear on the scene in significant numbers. How can you conform to the standards and help increase ...

We’re not quite there yet, so the deadline for our Giving Tuesday $50k match has been extended by another day. All donations before midnight on Wednesday will be matched dollar-for-dollar. It’s not ...