I cannot imagine running a bunsiness where I ship things ot people for money without doing address verification. In the mid 90s one of my first database related jobs was parsing the complete US address list we purchased from the USPS and comparing it to our internal mailng list - the process has gotten much simpler over the years.
This would have prevented 3 of the problems on this list, and would also result in a much lower rate of failed deliveries (expensive)...
This would have prevented 3 of the problems on this list, and would also result in a much lower rate of failed deliveries (expensive)...