Color Sheets are simple note sheets which can it is useful at any time when work on a computer. In these sheets it is possible to write down the short information. Everything that you have written down is kept in memory of a computer. It is possible to open and look all last notes at any time. It is very convenient, when you do not have pencil or a paper, but it is necessary to write down urgently something, for example the password or serial number, etc.