Can I edit or delete a commitment after its been synced with an integrated ERP system?

Yes. You can edit and delete synced commitments. However, it does require extra steps:

• Edit a Synced Commitment
  Yes, you can edit a commitment after it has been synced with your company's Integrated ERP System. However, it requires a few extra steps. See Edit a Commitment Synced with an Integrated ERP System.

• Delete a Synced Commitment
  Yes. You can delete a commitment in Procore after it has been synced with your company's integrated ERP system. However, it requires a few extra steps. See Unlink Commitments Synced with ERP.