Ans :- The instructions are complete to make the model, however the sale is not eligible for return. All support through e-mail will be provided. Do not worry. We will support you till the model is completed.
Ans :-By changing Print %, you will be able to change size to some extent, but texture change will be difficult. As a copy right, even after changes, you are not authorized to use for commercial purpose. pl visit On Demand section for more details.