You can reuse scenes, render settings, lights, and materials, but most importantly, you can learn from files, browse projects, learn how to create and use lights, and develop materials and their functions. Each texture is valid, as is the value of each fill option. I hope you like it.It includes: doors and windows, guardrails, stairs and roman columns.all the model and OBJ files created with 3dsmax 2020Thank you for purchasing my model