With your shop every man in every age can feels like a superman and it does not require to be a millionaire! I am the best example. I am your regular customer during last 3 years and there were any problems during all this period!
I have a seven years experience of on-line shopping, so I know, that sometimes problems can occur. But I've done already 5 orders and its all arrived in time, in perfect condition and without any problem. Service quality - 10 of 10. I'm your regular customer.