Setting "Uses Special Equipment" for a Service will block same service from being chosen again within any previously scheduled time period. In short the same service cannot overlap itself.

The patient can still schedule a different service which overlaps a service with "Uses Special Equipment" checked.

• Click the All Tabs (Looks like a plus + sign)
  
  
  

• Click the Services tab
  
  
  

• Click the View "All" Go button to see all Services
  
  
  

• Click on a Service
  
  
  

• Click Edit
  
  
  

• Check "Uses Special Equipment"
  
  
  

• Click Save