>>>By the way, I have had customers whom I have asked to go to he$$.
>>
>>I understand he$$ is the Devil's home?
>>
>>Really? I can't believe it with that aspect of good person you have!
>>
>>After your mail reply I hope you don't ask me so...
>>
>>Thank you. Your help is always well appreciated.
>>
>> Héctor
>
>You misunderstand completely. You told your customer to use a UPS, and he told you to pay for it. What kind of customer is that? Definitely not one of mine.
>
>I play ball with my customers. But if they make up their own rules, I find others to play with.

That's one of the advantages of being your own boss. We've done that with several clients with no regrets.