You-180 -

To "put together paper" for a typically refers to a specialized book folding technique called the 180 Fold (or "Innie"), often used to create detailed art like the "YOU" design in a book. How to Prepare Paper for a 180 Fold

: Once the 180 folds are set, you will mark your "YOU" pattern measurement points on the new folded edge. YOU-180

: Subtract the number of pages required by your pattern from the total number of pages in the book. Divide this by two to find your starting page. The 180 Fold Process : To "put together paper" for a typically refers