Multiple and Deferred Electronic Signatures
There has been a limitation when the ERES approval process was not supporting multiple approvals together. It can be one approval for multiple times in one transactions or other, it was needed to be done line by line. Other more painful feature was when the online approval was required and if the signatory is not active, the approval doesn't happen. Whereas the ideal behavior must be a mechanism to allow the signature to happen when the person is back to action. It can be through a notification or other means.
Both these issues are addressed now.
Below is the write up that helps understand the setup: