Any file i upload to make PDF, changes to larger file the size of a piece of paper (8.5x11). Please Help!

When I upload and file it keeps changing to the full single page size. Why?

When I upload and file it keeps changing to the full single page size. I need the files in a PDF format which will KEEP the files the same size not alter or change them into a full page size. Your reply is greatly appreciated. - Mathew Ward

Answers to question on topic: Any file i upload to make PDF, changes to larger file the size of a piece of paper (8.5x11). Please Help!