In the event that you have full account owner access to the bank and that the token code will come to you  then there is no reason to invite the client to Ledgersync. 

Here is what you should do if you never want to hav the client access Ledgersync

- Click on the Add Client button

- Add in the name of the client

- don’t put in their email, rather as a suggestion put in client@yourdomain.com

- Leave the phone number empty

- Click on do not send invitation email