T he successful of removable partial denture treatment depends onmultiple factors, but most importantly tooth abutment preparation toreadily accept removable partial denture and the preparation that isinvolved in the process. The entire preparation of a tooth abutment forremovable partial denture treatment includes the establishment ofharmonic occusal planes, identifying the proper placement of guidingplanes, recontouring tooth abutment surface that may deter the insertionand the removal of the denture, establishment and enhancement ofretention for removable partial dentures, proper rest preparation, andsmoothing and polishing tooth surfaces. This preparation is to providecomfort for the patient’s removable partial dentures while in a restposition or mastication, and to retain them. Hence, the process shouldprovide easy facilitation when inserting or removing the dentures by thepatient without damaging the supportive oral tissue or surrounding teeth,which will contribute to the life expectancy and longevity of both theremaining teeth and other oral structures in the mouth.