What are the dangers of using an untrained professional?
The piano is a highly complexed instrument and needs to maintained and professionally respected in the home. Unlike electronic items, true acoustic pianos regularly maintained can last for a lifetime, whilst maintaining a monetary value along the way.
The piano consists of many delicate and intricate parts, moving very precisely many times as well as the piano strings, tuning pins and the tuning procedure. Improper adjustment of the tuning pins will result in bent pins, damaged tuning planks and poor tuning stability both short and longer term.