If you ever have had problem that you need software to merge several pdf documents here comes online solution with name MergePDF.net.
You select files, press merge button and then you download merged file.
Easy, fast and w/o any need to buy/install other programs for doing the very same thing.
Link here and if you find this solution worthy there is Donate button on the page to support this project.
If you don't already have a Dropbox account then you can create it by clicking on my affiliate link. You will receive 2GB free account + 250 MB extra and I will receive 250 MB as well. Win-Win :-)
