Playing an out of tune piano is not a pleasant experience! Look at the face of this little guy when he listened to it!
Here are chords played on a piano, first before tuning and then after tuning. 
This is a pretty extreme example of an out of tune piano.
Listen to the way the first chords sound 'wavey', wobbly and unstable. Then hear the same chords - they sound very clear, still and pure.

Tuning in the DFW metroplex

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Alex Smith Piano Services
..Your Piano At Its Finest..

How do I know if my piano needs tuning?

Piano tuning, repair and cleaning in the DFW area