Watch this video here to see what the sub-contractors see on login and this video here to see how they can collaborate with your team on defects and repairs.
Nominate the original sub-contractor on clixifix to do the work or instruct an alternative contractor. Create a unique clear instruction notification for each job required. Get feedback the minute someone accepts the job.
Collaborate with your chosen contractor until the issue is resolved. You manage the users, who sees what and when.
Let clixifix do the heavy lifting, you take care of your business.