The obligation to keep one's promises is one of the most important elements in proper human relationships, the element that leads to mutual confidence and makes cooperation possible among men.
The acceptance of full responsibility for one's own choices and actions (and their consequences) is such a demanding moral discipline that many men seek to escape it by surrendering to what they believe is the easy, automatic, unthinking safety of a morality of "duty."
These two notes from Ayn Rand's Philosophy: Who Needs It, along with the following tagline, neatly sum up our view of you as a customer and how we can build a partnership that is straightforward and profitable for each of us.
Reason can be fought with reason.
How are you going to fight the unreasonable?