Hi + tx for an answer!
What are the events
OnChangeTracking
OnLookupIndexSelect
OnLookupNeeddata
OnLookupSelect
good for?
OnChangeTracking is an event that is triggered for every character you type
OnLookupSelect, OnLookupIndexSelect is an event when an item is selected
OnLookupNeedData is an event that is triggered to get the items that need to be listed in the lookup.