To request a review of your limits for buying or selling L$, or your Process Credit limits, please submit a support case under the type Billing. The Secondary option should be LindeX Billing and Trading Limits Review Request.
Once your case, please provide the account name and which limit you would like raised in the information field if you are not logged into your account in the support portal.
Please be aware, a reply will be sent requesting further information. You may log into the portal to reply to the ticket, or simply reply directly to the email with the requested information.