A decline is usually a file problem rather than a verdict on the business. Most of the time nobody explained which part, which is why the next application fails the same way.
In private aviation & aircraft services, the same handful of things account for most declines. None of them is a verdict on the business.
Analyze the transaction mix
Build a multi-rail strategy
Review the cross-border structure
Prepare a better merchant file
Those two numbers decide more about the right structure than anything else on an application.
Being declined once does not disqualify a business. It does mean the next file has to answer the objection rather than repeat the application — and nobody can do that without knowing which objection it was.