To obtain a bank confirmation letter from your bank you may request in-person at a bank branch from one of the bankers, by a phone call to the bank, and depending on the financial institution, through their online platform.
How to Apply for a Letter of Credit. The exporter and their bank must be satisfied with the creditworthiness of the importer's bank. Once the Sales Agreement is completed, the importer applies to their bank to open a Letter of Credit in favor of the exporter.