Number one recommendation (staff tested) if you are looking to create your gingerbread house from scratch, A Year of Gingerbread Houses: Making and Decorating Gingerbread Houses for All Seasons has everything you need. Dough and frosting recipes, patterns, and helpful tips.
Worth a look!
Advanced Gingerbread House Techniques
This video has an industrial strength gingerbread dough recipe, as well as a template and step-by-step instructions.
You'll find helpful ideas like microplaning your house pieces, as well as a vegan gingerbread recipe, as well as printable paper template.
Easy Gingerbread House Decorating Tips