I purchased a PLX wifi device for my ODB-II port on Thursday with 2 day air option. In placing the order, and after, there was no indication that anything was delayed. I called Monday since the unit had not arrived and I had not received any email regarding tracking number or status, just the paypal information email. When I called Tim ( [email protected] ) he stated that he would ship the unit overnight and I would receive it Tuesday but that he was unable to refund the shipping cost. I stated that I did not want a full refund but one that... read full review »