You will only be able to view trading programs within Collaborator if the trading program has been shared with you by your trading partner. You may not be able to see a trading program if it has not reached your stage in the approval process and therefore, you will not be able to view or sign off the agreement yet.
Please contact your trading partner to ensure this is the case.
If no trading programs have currently been sent for signing/viewing - the following screen will be shown in Collaborator:
If there are trading programs for viewing and signing, the following screen will be shown listing all current trading programs for that partner: