Originally Posted by orlok
Have you looked at the best product available - Calibre? It will convert almost anything to Kindle .mobi format. You can copy en mass by selecting all the documents you want. and then similarly select all the documents you want converted and copied to you device in one go.
There is a sub-forum on MR dedicated to Calibre.
I just joined the forum and was looking to upload PDF on the kindle, are you saying that we need to convert all the files to .mobi ? That would be a huge letdown for me...