Apparently, this user prefers to keep an air of mystery about them.
4 Setting section of ModelBuilder model as optional but also as precondition to later steps? nov 13 '13
2 Using “managed” intermediate data in ModelBuilder - ArcGIS - what are the benefits? vs the costs of not using in-line variable substitution dec 12 '13
2 Tips and advice for editing complex Models / Tools in ModelBuilder ArcGIS - Advanced issues [closed] oct 30 '13
2 Why and How does copying and pasting a “problem” model with errors in it into a new empty model fix the model (ArcGIS, ModelBuilder) feb 17 '14