A good tuning enhances whatever else you can do for a piano. A really good tuning can launch the player to a higher place… I started out learning the Braid White F temperament, struggling around the circle of fifths with tests and practiced beat-speeds, hoping to arrive in the right place. This process, as anyone familiar with the method knows, ...

The experienced regulator/voicer has filing skills, regulating chops, voicing tricks, and an array of solutions to apply in response to constraints of piano, time, budget, and the vicissitudes of by-eye referencing. Even for them, variables represent challenges and simpler is better. For the rest of us, simpler is way better.

So. My tools or yours, travel and square hammers to vertical, position the action in the piano for best tone, and level strings to hammers in the piano. This needs to be coordinated with settling the wire throughout its lengths to finish with the fit at pitch and the piano in tune.