[SOLVED] Yay, Carts. oh Carts... Boooooo!

so the numbers probably corresponds to letters. but whether or not these letters are capitalized, and the thought of trying all possible combinations makes this puzzle... less fun.

Bump for solved!

Easy bump!

Solved, bump.

BUMP!

bump~

thanks for the puzzle and the giveaways.

bump

choochoobump

thanks for the train!!
puzzle was easy as i know where you might have gotten it from, so i knew what to do
otherwise i might have stumbled ^^'

The solution (finally) hit me in a flash of lightning. In retrospect, it was most obvious and I was kicking myself for focusing so fiercely on the wrong haystack!

After like 20 tries i have to give up, but curious about the solution already :P

bump for solved!

Bumping

bump for solved.

Darn. Three good ideas so far haven't panned out. Bump for train!

Bump!

Bump for no idea!

bUMP

dang, i was CONVINCED i had finally figured it out, but the code didnt work :( bump for still stuck lol

FINALLY
Bump!!

Bump. Clever idea!

25143 = u!Bpm

Bump! :-)

I had to sit down and write out the whole process but I got there finally