To determine a good tone Watch for are:
1. The first priority, the basic tone.
2. The second priority on Kwint tone.
3. Not recommended in tone terts (distance to three),
4. Distance tone on each type of voice.
5. Keep your distance / interval Soprano to Alto, Tenor and Alto with no more than 1 octave. Consider the example of the song the first bars following:
6. Distance tenor to bass may be more than one octave, for example: