Specifying a minimum size for controls on the work item form
If you try to set the minimum size for a control you now need to specify a SizeType like "(50,100)" instead of "50,100".
Error message (from witimport.exe):
The 'MinimumSize' attribute is invalid - The value '50,100' is invalid according to its datatype 'SizeType' - The Pattern constraint failed.
Using a minimum size you can create multiple large text boxes on the work item form layout: