If you need a clue ask the group to send you a letter to your private reply.
4 minutes good
3 minutes excellent
2 minutes exceptional
90 seconds superior
FLUR KLU TZSDK VNNZM TZUJGSolution to previous puzzle (select the yellow text with your cursor to read):
JRV KLU KNOWMKNRUM CBJGU,
MDNNGM TNOU NBK XNZ J MQRHQRH FJGU.
LJDDS LJBRKM OJKUZQJAQEU
JRV WUHQR KN YNTJAQEU,
HZQO HZQRRQRH HLNMKM TNOU NBK KN MNTQJAQEU!- KLU LJBRKUV OJRMQNR, FJAK VQMRUS FNZAV
WHEN THE CRYPT DOORS CREAK
AND THE TOMBSTONES QUAKE,
SPOOKS COME OUT FOR A SINGING WAKE.
HAPPY HAUNTS MATERIALIZE
AND BEGIN TO VOCALIZE,
GRIM GRINNING GHOSTS COME OUT TO SOCIALIZE!- THE HAUNTED MANSION, WALT DISNEY WORLD
HAL'S CRYPTOGRAM HELPER
If you’re trying to make the puzzle make sense today - it doesn’t. Just a lot of words. Hope that helps.

This one fell together pretty easily, but the language is odd.