A business and trade organization in Opa-Locka is an organization that is established and funded by businesses that operate in a specific industry. These organizations are also known as Business association or Industry Trade association or sector associations in Opa-Locka. A trade organization contributes to different types of public relation activities such as advertising, education, political donations, lobbying, corporate sustainability activities and publishing. However the main attention is toward the partnership between companies and regularization. Now it is necessary to broadcast these activities and most of the trade associations in Opa-Locka are seriously involved in publishing activities, either in print and/or online. Some of the media through which these trade associations publish the same, are as follows: Printed yearbooks, Newsletters or magazines and Association website.