This is because we are in a range where the cost to mailers (or their agents) is approximately equal to that of the postal service.
The cost to mailers is similar to the postal service.
We are a lot more expensive than the postal service.
The dog is playing fetch.
That's boring.
A small boy is getting his head shaved.
A young lady is wearing black and standing in the laundry room.
An artist is working on a brick sculpture.
Rockefeller freely gave his money away