I would approach the customer as a professional and be ready to give reasons for my critique. Making sure that they knew that my objective was to deliver to them the very best product for their money. If they would not budge...they would know my thoughts and I would proceed with the job. If by chanc...

Beautiful work! What a great birthday gift.
Randy

I was approached by an old customer asking if I would letter his Destruction Derby Car. After not lettering for at least a decade or so... (other than in my dreams). I stumbled around a few minutes thinking about buying brushes and paint...(which both had hardened and thrown out)...I said 'sure, why...