If you want to place a note inside an Excel formula you can use an old function that is, in most cases, redundant. The N function was used in early spreadsheets, but is hardly ever used in modern formula.
Macros can really improve your productivity in Excel. When you record a macro you have the option to define a shortcut key. Did you know you can also define a shortcut key for non-recorded macros?
The Format As Table feature has many useful features that are worth taking advantage of. The previous post listed them. The video of this blog is shown at the bottom of the post.