Aha! Longshadow, you da man. ml1954 and others, I submit Longshadow's post #43 as evidence of my suppostion in post #25 :)
In fairness, my observation of the composition of "210" doesn't rule out the possibility that it was all she had in her checking account at the time she was writing the check.... which is certainly a viable is less intellectually satisfying explanation for the numerical value of her contribution.
;-)
The list of digits is a list of the names(3) of the spacial coordinates of this world, her cosmology. This could mean she thinks Kerry epitomizes the timeless spacehead and this is the real message she'd like to send.