In Microsoft Excel you canĀ use formating tools like colors, text alignment, font styles and many more to make your sheets look nicer and more transparent.
With time it can happen you have a bunch of installed apps on your Windows Phone 8 powered phone you never use anymore, I suggest you to remove them to free some of the storage.
Very useful Javascript feature that can prevent a user from losing the data they are entering in an entry field or text editor in case of unintentional leaving of a page.