The Lines chat feature is having a great discussion about what they are referring to as “Stacking”. Basically, a way to keep 2 Genie+ reservations at all times all day long (Or at least until you experience every attraction). This blog article describes how to do it:
First, I’m curious if the TP testing crew is aware of this, and when can we see some test results for this. I’m just thinking that between this hack and an optimized Touring Plan, someone could experience every major G+ enabled ride in not one park, but TWO parks in a single day (although I think HS would need to be chosen first for this to work.