Copy
We start with a paper original and produce a paper copy. See copying.
We start with a digital file and produce paper. A finished PDF is usually the easiest format to handle. See printing.
Scan
We start with paper and produce a digital file. It helps to decide whether you need one multi-page PDF, separate files or another arrangement. See scanning.
Need several steps?
That is normal. A document can be scanned, printed and then comb-bound or laminated. Tell us what the final result should be.