There is no absolute limit, but Outlook and Exchange starts slowing down more and more: especially in view changes. Therefore we don’t recommend more than 1000 open tickets, but we have seen customers successfully handling up to 10 000. “At first when we started building Folder HelpDesk more than 13 years ago, we made some design choices to make sure performance would always be really good. Those choices still benefit the product today.
There are several possible bottlenecks in any client-server solution and here is how we have dealt with them in Folder HelpDesk.