The RA team may be doing a good job but they also need to adopt an approach and implement tools that show they are doing their job.
The boss of an Alaskan carrier forged signatures to make it seem like she had secured valuable wholesale contracts. Previously she worked in risk management.
Supplier assurance is a good idea, but SirionLabs intend to promote it with the same crappy marketing promises that were used to sell revenue assurance in the bad old days.
Telcos may be better at negotiating deals with customers than at remembering what was agreed.