First, a succinct explanation of what those two frames are. A custom picture frame is a relatively expensive, single, tailor-made frame, or a bespoke frame, or one made-to-order especially for the Customer by a trained craftsman, to his or her requirements and specifications.  A Ready-Made picture frame is much cheaper, one of many thousands, industrially mass-produced with unskilled labour for a common or standard size, regardless of a Customer’s requirements  or specifications.  That said, let’s discover the very real differences between the two and why in some circumstances the former is preferable to the latter.  Custom frames are generally ...