1)Log in to your Verto account at https://exchange.vertofx.com/.
2)Navigate to the "Wallets" Tab on the left hand sidebar.
3)Click on the specific wallet\currency you want to get the letter for then click on "Local" or "Global" button outlined in green, depending on whether you wish see get proof of a local account or a global account.
4)Click on the "Proof of Account" tab near the bottom of the page.
5)The proof of account letter will then be generated as a PDF and all you will be required to do is to download and save it.
6)Repeat the above steps for the other wallets you require to get the proof of account for.