It could be any kind of expense. That will depend on the nature of a
spreadsheet. If it is for an individual, then the expenses might relate
to things like food bills, electricty, heating, rent, clothing,
entertainment etc. If it was for a business it could be for things like
wages, supplies, loans, transport, storage, equipment etc.
basically, font and color You can control the colors of the background and/or the characters of any cell. Some other characteristics of the font that you can control are the
size, boldness, underline, italics, alignment and type of font.