nonconformity with repair

In learning to repair my car because almost everything for what I have paid, they make it wrong, who likes mechanics or the profession he chose must exercise it with great pride and know but that the work is as designed better than new to be able to have a good clientele, not to be how I touch me, neither the mechanic, nor the electrician, nor the upholsterer for better said they stole me, and in a high quality workshop in the center of Medellin.