Each one played their piece, followed by approximately fifteen minutes of commentary by Mr. Parkening. It should be played very warmly, especially on the first string. CP felt that fake nails could not achieve the proper result. Two coats would be best. In slow noteplaying, he could hear nail click.
Solution is that the finger touches the string at an angle.
CP described a few of the sounds that could be obtained. The standard right hand position would have the index finger over the lower part of the rosette. It's important to use a variety of sounds and tonal colors in a piece. Make sure rasgueado is very clear, and not muffled. Watch for nail clicks.