doPDF: Easyly to making PDF document file
In generally people using PDF document format to share document file via internet. Because it’s easy to used and not easily changed, even all major internet browser can open it directly or add some plugin that easy to get too. So… no need specific software to open the shared file.
Make a PDF format document file are very easy, no need to pay for this. You can use freeware for your own, one of them is doPDF. Another software are Cute PDF, Foxit PDF, Adobe Acrobat, etc.
Basicly, to use this software are like printing document. When install the software, there will be additional virtual printer on Devices and Printers Control Panel, doPDF printer. And you just need to print the document with select the PDF virtual printer to make PDF document. Not only document file type, drawing or another type can do too… just print… Another software also available to use save as PDF feature to make this.