During exploratory tests of the Stock Management service, I noticed that the performance of the GET validDestinations request could be improved. The request is made when going to the "Issue" screen for the chosen program. I used the administrator user with default settings (i.e. with regular network and no throttling), and the result on Firefox was the following:
Start Make Issue for Family Planning:
As far as I know, this request is made not only when going to this screen, so making this request faster would improve performance of not only this action.