Advertisers (BA), such as clients of an agency, and agencies, for example, media buying, as well as advertising service providers, review their own remuneration methods for several reasons: · Advertisers like BA want to make sure that their money spends value – this means in other words that BA wants to make sure that the service they want to promote gets the best possible services without the agency you charge them expensive bills. · Agencies and media buying services want to be profitable so they remain viable: for an agency their main source of income comes from providing advertising services that companies can buy. Looking at the clients' and agencies' point of view it is clearly highlighted that in some cases these two issues above can lead to disagreements, but this can be avoided by negotiating before any work is carried out by the agencies such as negotiating payments, services, etc. Advantages One of the main advantages of an agency would be that some agencies would execute and develop an entire promotional program campaign from scratch to completion, the agency does this by relating the needs of the clients (BA) with the promotional campaign of the BA service , this allows the customer to be confident that their needs are met. An agency also takes care of a good part of the media development and planning so that the promotional campaign of their services by clients (BA) achieves maximum communicative effectiveness, which means in other words that an agency does its better to promote customer service advertising to gain awareness of BA's target audience. · Once the media plan is in place, the advertiser as in this case BA knows how much they will pay to their agency and the agency knows how much they will receive. · Pressuring an agency to keep costs reasonable is the best method to ensure that the agency gets carried away with clients' money to advertise. · An agency offers its clients creativity, this means new ways of looking at advertising, this could help because a company like BA after so many years of advertising could lose its advertising appeal, this is where advertising agencies contribute so key because they offer endless creativity. · An agency contributes to a new company and innovative ideas to help them give their promotional campaign an effective edge in attracting customers. · The advantage of using an agency would be the certainty of obtaining information as market research for BA's services to help them benefit from them, this means in other words after the contribution of the