Alan's version
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1. Thou shalt circulate all marked bills naturally.
2. Thou shalt not spendeth unmarked bills.
3. Thou shalt not let thy parents spend unmarked bills.
4. If thou desireth many hits, thou shalt spend thy marked 
bills in places where curious people shalt receiveth them 
in change.
5. Thou shalt not steal. (bills for the purpose of entering them)
6. Thou shalt not insult Hank or breaketh thy site's rules, as he 
haveth the power to delete thy account.
7. Thou shalt not spend marked bills before thou hath entered them.
8. Thou shalt not posteth spam or advertisements to thy site's Public Forums.
9. Thou shalt not put thy marked bills in a Geocache.
10. Thou shalt not post a bill's full serial number with its Series and 
Denomination.

Hatboro Mike's version
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tHE tRUE tEN cOMMANDMENTS

I. Thou shalt have no other currency tracking sites before hIM.
II. Thou shalt not make unto thee any method other than E-M-S.
III. Thou shalt not take the name of tHE hANK in vain, regardless 
what the "Time Since Last Hit" sayeth.
IV. Remember to refresh daily, to keep the George Score wholly.
V. Honour thy George-father or thy George-mother.
VI. Thou shalt not kill bill circulation through the unfettered use of 
highlighters, unbridled art work, or unrestrained stamping techniques.
VII. Thou shalt not commit abnormal circulation adultery.
VIII. Thou shalt not steal hits, hit rate, hit milestones, hit locations, hit bingoes,
hit batsmen, bill hit totals, bill hit speeds, bill hit distances, bill hit notes, 
and bill hit colors.
IX. Thou shalt not bear witness against thy neighbour's fishy hits in the forums.
X. Thou shalt not covet thy neighbour's hits, hit rate, hit milestones, hit locations, 
hit bingoes, hit batsmen, bill hit totals, bill hit speeds, bill hit distances, bill 
hit notes, and bill hit colors. 

Jeremy's Version
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Posted by Jeremy on May 29, 1999 at 16:57:17:

And so Hank descended from Mount Trackbill and said "I bring unto thee 10 Commandments!"

These commandments were as follows

1. Thou Shalt not use other bill trackers before me.
2. Thou shalt not mis-enter a bill
3. Thou shalt purchase a stamp to keep the George alive!
4. Thou shalt not make up serial numbers
5. Thou shalt not enter serial numbers you see on the PUBLIC FORUM
6. Thou shalt not keep the knowledge of this site to yourself
7. Thou shalt stamp/write on all bills that pass through your hands
8. Thou shalt not enter bills more than once.
9. Thou shalt not take this site for granted.

and lastly,

10. Thou shalt have fun!

*Note - This is not from the bible, you are not going to hell if you 
do not follow this, and it was just for fun!*

Jeremy