Fancy serial numbers: Pricing a $20 binary serial number with eBay

I step through how I estimate the value of a $20 binary fancy serial number bill. I use eBay to look for sold items similar to the bill in question and give a range of prices for the bill. Learn more about fancy serial numbers here: https://www.mightybargainhunter.com/d... A new site dedicated to fancy serial numbers: https://www.coolserial.com Join the Facebook Group to learn more and show off your finds:   / coolserial