This is primarily a HowTo document on "how to save your custom functions as an Excel Add-in".

Microsoft Excel is the most widely used application in business today. It is packed with features. From all sorts of functions to reporting and graphing.

After you use Excel for some time, you come to understand that although it has tons of functions that can do almost anything in Excel, there might be a few that are unique to your particular circumstance. It is then that you discover, macros and Visual Basic for Applications to automate repetitive tasks or even write your own functions. The next step is to take all your fantastic functions and to put that into an add-in so that you can share your creations with your collegues.