Some of the benefits include:
the ability to ‘look ahead’ and plan accordingly is essential for business owners.
what would the impact be of changing our product mix ratios? Or distribution channel mix? Or funding structure? etc
What impact would a doubling of sales volumes have on earnings, staffing requirements, equipment needed for production, funding, etc?
There are many sad stories of business; sometimes entry of strong competitors, product failure, marketing crash, no access to new technology etc.