http://www.visa.com.au/business/corporate/b2bpaymentsreport.shtml

Of the 150 organisations surveyed, 90% were large commercial businesses and 10% were public sector organisations.

• The survey included a roughly equal split of users and non-users of cards.
• The survey was conducted by Deloitte in 2015.
• It focused on both buyers and suppliers.
• 100 of respondents were based in Australia and 50 in New Zealand. 
• The median revenue/budget was A$67m in Australia and NZ$65m for New Zealand.
• Median company size was 610 employees.
• The top industries represented in the private sector were Agriculture, Mining & Construction, Manufacturing, and Wholesale & Retail Trade. 
• The primary responding individuals were Chief Financial Officers, Accounts Payable Managers, Procurement Managers, Shared Services Managers, and Finance Directors.

Conclusion is simple - CFO's & Treasurers must act now.