Take time to study your material knowledge when creating a product and or art. Look at other art and products to see how long did they last. The better you understand the materials and combination of material you use, the better you can see how long it will last. Long lasting is a big part of what you want to be known for. People invest their hard earned money and time into what you do, give them the signature of who you are by using the best. When people see you have a lot of knowledge on material, you will become respected over time.