noun
BAD : The insurance company has offered an award to anyone who can provide information about the theft.
GOOD : The insurance company has offered a reward to anyone who can provide information about the theft.
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award = (1) a prize, certificate, or medal that is given for doing something very well: 'The award for this year's best actor went to Harry Cohen.' (2) a sum of money that someone wins in a court of law: 'Each survivor of the disaster received an award of $20,000.'
reward = (1) something that you are given by someone who is pleased by what you have done: 'As a reward for eating all her dinner, she was given an ice cream.' (2) a sum of money that someone promises to pay to the person who provides useful information, usually in connection with a crime that has been committed or something that has been lost: 'A reward of $5,000 has been offered for information leading to the recovery of the necklace.'