and indeed , there were other stylistic refinements to the operation , only , this one seemed to be so imaginative , so sharing in a spirit of creativity , and good will , that it inspired searles to talk about itit was just a little thing , but it was so important : a message would be sent on the side of a truck to shelton on a bus and when shelton got the message he would know what to doeither set up for taking the serum through new york or straight to las vegas .