I have heard of people having issues dealing with paypal before. As long as the person keeps everything documented and takes a video of the flaws and are polite and patients in my experience PayPal is awesome. Although just like any purchase, risk is always there. You should not even have to...
If you use PayPal to pay you should not have any problems, at the end of the day the unit comes from and is made in China so if you have any issues even with the group buy someone is still going to have to deal with the Chinese supplier. The difference is now it will be a longer chain of people...
For those looking for group buy still. f you contact the supplier directly they will do 600 incouding shipping even to Canada. Thats what I did and had no issues. He also said if i had gotten 5 could have done 575 including shipping