For  1) Little is known about the relative costs of flats and parcels in Priority and Express Mail.
Priority and Express mail costs for flats and parcels is not really known.
There is a lot of information, including details on comparing costs of Priority and Express Mail flats and parcels.
A man dressed in red stands on top of a snow covered hill with trees in the background.
Poison was involved.
That's a different tale.
The event is empty.
There are three people
Nothing indicated the cause for such a thing to hurl downwards.