Before  Create an Amazon Registry read carefully 

registry pic with 2 items like 

email confirmation pic like 

use https://prnt.sc/   to send 2 image proof of registry and email

for help https://affiliate-program.amazon.com/help/node/topic/GRXPHT8U84RAYDXZ

Create an Amazon Wedding Registry

and  earn 3$ from https://affiliate-program.amazon.com/home/reports

Shop Amazon - Create an Amazon Baby Registry