1

Start off the email/direct message saying if you will provide the shoes/jacket or if you want me to provide.​ 

2

Then mention any ideas you have in mind along with several images

for inspiration

3

Next, once I've received the request, we can then discuss more on prices and generate more ideas until I can provide a mock up design to you.

4

I will set up an invoice and send it to you, there will be a deposit for the shoes/jacket if you are not providing, and then the remaining payment can be paid after painting has been done. This payment can be made through bank transfer or paypal.