Depending on how busy your life is, you may get more use out of a digital calendar assistant like Google Calendar than a plain old physical calendar on your wall or desk. After all, Google Calendar ...

This shouldn't be so difficult ...

When you create a calendar, it takes up a default color available in the color palette of Google Calendar. This color is applied to all the events you create within the calendar. However, you can ...

You can add multiple Google accounts on your Android device. However, it considers the first account you sign in with as the default and uses it to sign you in across various Google apps and services.