customer – n. person who buys goods or services from a business

source – n. someone or something that provides what is needed

braking – n. system used for slowing or stopping

carbon footprint – n. amount of carbon dioxide produced by people, companies or organizations

contribute – v. help cause something to happen

ambitious – adj. desire to be successful or powerful

commitment – n. promise to do something

high-end - adj. of high quality and usually high in price
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