Bob Has Received a Check in the Amount of $1,000

Essay

Bob has received a check in the amount of $1,000 from his brother.Bob's brother is not the most reliable person in the world.Bob would like to donate the $1,000 to a charity,but does not want to make the donation if the check from his brother ends up not being paid.Bob knows that he could wait to see if the check from his brother clears the bank,but Bob wants to make the donation today.Bob also says he wants the organization to use the money and does not want it to be transferred to any other party.How could Bob accomplish these goals?