advertisement (n.) notice/announcement that something is for sale广告

[例]  If you want your house sold, you should have put your advertisement in a more popular newspaper.

advertiser (n.) person/company which advertises广告商

[例]  Advertisers use various ways and media to promote their products.

advertising (n.) the business of designing ads广告业

[例]  She’s in advertising.

advice (n.) recommendation (s) about what you should do建议、通知（书）

[例]  His advice was to close the factory.

[同义词]  counsel, recommendation, opinion

advice note (n.) a note to the receiver of goods from the sender that gives details of the quantity and description of goods and when and how they will be transported 通知单

[例]  Before you deliver the goods, please fax us an advice note for our confirmation.