I like the idea of reclaiming lumber from other parts of the house for use in the closet and the rustic drawers paired with the sleek white upper shelves are a great fit.
19 Unexpected, versatile and very practical pull-out shelf storage ideas
Pull out shelves in kitchen cabinets (pantry)...this would be great in a craft room!!
A typical closet comes with a shelf and a rod. Carpenter Eric Stromer from TLC's Clean Sweep suggests installing a "T" divider to upgrade the closet's efficiency. This will separate it into two compartments -- one for long items and one with two rods for shorter items (hang double rods at least 36 inches apart).