You said: "because HR wouldn't consider unpaid leave" I heard: because [support function] didn't listen to business. Whether the support function is IT support

You said: "because HR wouldn't consider unpaid leave" I heard: because [support function] didn't listen to business. Whether the support function is IT support, IT Security, HR they should not be allowed to simply say "No.". If business wants to do a thing, then they should be saying "Well, this is how we can achieve that, the benefits and costs are these..."