On/offboarding suppliers is expensive and time consuming
If you are building integrations custom to your suppliers, when it comes to changing suppliers you need to undertake the entire process again. As an enterprise, this is not something you do all the time, so if often becomes a time consuming and expensive process.
3rd party systems need 3rd party training
Most integration solutions out there are external systems with their own interfaces and their own ways of working, and they are rarely built specifically for eBonding. Staff need training for every system they use, and this knowledge needs to be constantly maintained to ensure the systems are managed effectively.