Implement (verb): to put into effect through a definite plan.
"The employees were informed that the new policy on data creation and retention would be implemented starting on Monday."
execute: "The board of directors executed the shareholder resolution to issue new shares."
carry out: "The Government decided to carry out extensive reform of the public procurement process."
cancel: "The company cancelled the share issue when it realized that the issue price was so high that it discouraged potential shareholders."