Sign into your BMO Online Banking or Gateway account.
Click Bank Services on the top menu bar.
Click on Link your accounts under General.
Select Investment accounts.
Click Link investment accounts.
A pop up will display for you to complete.
Select BMO Nesbitt Burns Account under the drop-down menu for Investment account.
Enter your Gateway Custom ID in the ID/Account Number field.
Enter your Gateway account password in the Password field.
Click ADD ACCOUNT to complete.