Excel automations cover auto-updating charts, deadline flags, and smart links; Ctrl+T table charts expand as new rows appear.

Inventory is one of the most important parts of running a business—and one of the most challenging to manage. Overstocking ties up cash, while stockouts lead to missed sales and unhappy customers.

Do you remember how Sheldon from The Big Bang Theory tracked his friends, maintained a list of mortal enemies, and established a three-strikes system to govern his social groups? He and Amy even ...