Even taken at their word, it doesn't change the fact that they are using documentary procedures that are unusual, and abnormal. Contact any business college, or speak to established traders or people working for large multinational corporations. Talk directly to international bankers on this.
Why? Because my intent can change. I intend to buy the Empire state building, but who cares what my Intent is? Many traders and Brokers treat a Letter of Intent as if it were holy writ. This is a critical beginner's mistake. As its name indicates _ this document expresses an intent.