Different companies and industries may have different types of refurbished products. Since the electronics industry doesn't have a firm, widely accepted definition of refurbished, its exact meaning may vary from one product to the next, or one company to the next.ifferent companies and industries may have different types of refurbished products. Since the electronics industry doesn't have a firm, widely accepted definition of refurbished, its exact meaning may vary from one product to the next, or one company to the next.
What is a Reorder Point? A reorder point is the level at which a specific item found within an inventory should be replenished by way of placing an order with a supplier.Watch the Did-You-Know slideshow. Follow @wiseGEEK.hat is a Reorder Point? A reorder point is the level at which a specific item found within an inventory should be replenished by way of placing an order with a supplier.
For a curve given by parametric equations, a point is an inflection point if its signed curvature changes from plus to minus or from minus to plus, i.e., changes sign. For a twice differentiable function, an inflection point is a point on the graph at which the second derivative has an isolated zero and changes sign.