There's lots of numbers to crunch. There's lots of time to contact and negotiate the deals and then do the paperwork and then do the monitoring and reporting.
And head to head deals are harder to make.
There's no third party crunch of the numbers and the future is self policing versus third party reported - so - you're at a disadvantage from the start.
It's virtually a full time job - just at the point the company and the business needs your focus more than ever.