Transportation in a Private Area [Reshut haYachid]
May one pour water from a window into a yard below, if the yard is very small and there is/isn't a pit dug in the yard's floor: Eruvin 88a, 88a-89a
Pouring water into a channel which will, eventually, lead into a public area: Eruvin 88a-89a
Collecting water from a roof's gutter: Eruvin 99b
Throwing from a window into a garbage heap, without concern lest someone move some of the contents and reduce it from the height necessary for it to be a "Mekom Petur": Eruvin 8a, 99b
