Collecting Tiffany Favrile glass can be a confusing and expensive learning process. Myth, marketing and misinformation cloud the process of understanding how to critically look at a piece of Favrile glass and determine its authenticity and value. Learning to assess the authenticity of Favrile and determining whether it is worth owning in your collection are key reflexes for a collector. This guide is designed for people in their first few years collecting Tiffany Favrile glass. It will help give you a framework, foundation and key bits of information necessary to clearheadedly assess the originality and relative quality of a piece of Favrile glass and the courage to determine a fair price for it.