Dear James: I have a box of old paintbrushes here, but should get new ones for my remodeling projects? With so many options in the paintbrush aisle, what type is best to buy? —Jose M. Dear Jose: As you have funds, there are typically at least several dozen different sizes, bristle types, and shapes in the typical brush aisle. You will also find various quality levels usually called good, better, and best with significant price variations. Using the proper paintbrush is as important as wall or trim preparation and selecting the proper paint. If you are not experienced at painting, there is a learning curve. You might want to start with some of the less-expensive brushes and practice on an area hidden behind curtains or furniture. You can later repaint it once you gain more skill. One of the most important factors in the performance of a paintbrush is the …