The ease to get quotes, order online or over phone with no hassle at all! We have been using them for many years now without any problems so far as I know - we are happy customers who recommend their services highly when needed :) Nothing really bad about this service provider but if there is something that can be improved it would probably mean some better customer support (we don't need much help usually :).
It's easy ordering products from our warehouse even though they ship worldwide via DHL/UPS etc., everything arrives safely every time too which makes us very satisfied overall experience since day one!