Sales The sales sector is responsiblefor communicating with current customers and making sure that they will begaining more customers that are interested in the products the businessreleases. The main roles of the sales is to present the products and give adescription of what it does and how to use it.

They will also have to be ableto know how many products are available to sell and how much is in stock. Thesales department will orders from the customers and communicate the data to themanufacturing department about what should be made for the client. PurchasingThe purchasing sector has theresponsibility of buying the resources to make the product. The purchasingdepartment will communicate with other business to sell their product andinternal departments to locate the best quality and most appropriate itemsrequired. The main role of the purchasing department is to find and locate thesupplier with the best quality products at the best or the cheapest price.

Theywill also have to find the company that will deliver the purchased productsfast and efficiently.   MarketingThe marketing sector is onlyconcerned with the customers and any rival or competing business. They will bechecking the amount of sales the business makes over the week or month and willcompare it to their rivals to see what they need more or less of. For exampleif a product is not selling as well as the others the marketing will have thatproduct removed or put it in sale. FinanceThe finance sector has animportant job because they are in charge of keeping track of how much moneygoes in the business and the money going out of the business.

The finance isalso focused on what the business spends the money on.  Like for example the finance will track ofthe daily or weekly income that the business makes. Purposes of informationOperational support    Monitoring and controlling activityMonitoring and controlling can beused by organisations and can make the most out of the money coming into thebusiness and can also reducing  the costof the delivery and incorrect items.

One way this can be used in a business isby monitoring the stock of the products and then the business can order moreonce they have run out. Also they can monitor which of their products made themost income in to the business and then the company can order more of thatcertain product   Analysis           Identify patterns or trendsAn important part of managing asuccessful organisation is to look and find patterns or trends in the waycustomers buy your products. If you can identify a pattern or a trend yourbusiness can have a rise in the profit and can minimise the losses bygreatly. Decision making         OperationalOperational decisions areeveryday choices.  The opertionaldecision should be in tune with the strategic decisions. The operationaldecisions will have positive results on the business because   theincome will be higher, the employees will be happier so then the productivitywill be higher and since the employees are happier the customer will behappier TacticalTactical choices are medium term,less difficult choices made by managers that are in the middle.

They take afteron from key choices and plan to meet the goals communicated in the strategicdecisionStrategicThe strategic decisions willaffect the entire business. This involves making crucial decisios for thebusiness and making sure that the business will continue to evolve. When thegoals are set the strategic decisions made will aim to achieve that goal.Gaining commercial advantageAn advantage gained by a businesswhen it can provide the same value at a better price than their rivals but, orcan charge customers higher prices and providing a greater service than anyother business rival.Sources of informationInternal  FinancialThe account record is the bestsource of internal information. The account record can detail all the recordsof the things the business has spent their money on and this can be used toplan for the future.

  Purchasinghis is the area that buys theneeded supplies for the business or the services. if a certain department wantsto buy something that they think will help the business it has to go throughthe purchasing and they will also need to find the cheapest and best price                SalesThe sales department goal is tosell the products that the business has to sell. This means that they will dealwith any questions that the customer has about the product and expand the amountof customers.  External GovernmentNumerousgovernments, both central and local, expect the business to supply them with alot of information. Once the government has handled and briefed thisinformation, the data can frequently be re-used again and again.Commercially providedMost business will buy and useinformation from an outside source. Also some business can specify in tradinginformation, this may be were the business will buy and resell the informationto other business for the information.

 DatabasesOrganizations can researchinformation that may enable them to expand the transactions and the level ofinterest people have for their business. The key thing to researching yourcustomers is to ensure that the database is up to date also accurate and ableto be dependable uponReliability of data sourcesThere is a lot of data sourcesthat a company can receive which can be both good and bad sources. For examplethe source that a news site provides has to be 100% reliable to give to thepeople that read the site or listen to the news.