Customized relationship Management (CRM) is software for customized management of your Customer base. Customer is main part in company as he gives order of website. So there is need to store information about it's requirements. Company uses a track and organize its current and prospective customers. This process is handled by CRM. CRM put an information term for methodologies, software, and Internet capabilities oftenly that help in organiztion that uses a computer i.e. enterprise to manage customer relationship in an organized way.

In most businesses, the staff of that company awash with more data they can deal with - prospect and customer lists, sales data, market research, and complaints so that they can't manage customer relationship effectively. CRM build database about customers by which the other parts of company like management, salespeople, people providing service, and also customer access information. They can also match customer needs with planning of products and it's offerings, remind to customers service requirements as customer change anything, know what other products a customer had purchases.

Use of CRM gives effective marketting. In marketting there is one principle that govern the movement of bodies in envournment, or prospects and clients. As peoples don't now about fundamental principle of marketting, it is hard work to belive them about our product. Many small business owners avoid those principles to attract clients. CRM bring companies closer to clients. The basic idea was to find out what a client wants and needs. In this process sales teams, marketting departments, or customer departments are not brought to close to customers and customer not get social interaction and so he not get bother of that.

CRM can be implemented without major investment in software. To explore the full benefits of a CRM stratgy sofrware is often necessary. Also tools for customer relationship management should be implemented "only after well-divised stratgy and operational plan are put in place.

There are four things in CRM which having relation to each other.

1. Front office operations: in that the company get interact with customer directly by face to face meetings, phone calls, email, online service etc.
2. Back office operations: in that billing, maintainance, planning, marketting, advertising, finance, manufacturing takes part. This operations affect the activities of the front office.
3. Business relationship: This includes interaction with companies and partners, such as suppliers and retail outlets/distrubutors, industry networks. This supports both front and back office activities.
4. Analysis: CRM data can be analyzed in order to plan target marketting efforts, idea of business schemes, and evaluate the success of CRM activities such as market share, number and types of customers, revenue, profatability.

Types of CRM

1. Operational CRM:
   Automation of the support of customer processes that include a company's sales or service representative. It is front office business processes. The interaction with customer is added to client database. This customer information can later be retrieved from the database as necessary. In this CRM customer can interact with different people in a company, even when they operate in a variety of channels. The benefits of this CRM is delivers personalised and efficient marketting, sales, and service through multichannel collaboration, you can get full idea of customer when interacting with him and marketting and service people get history of customer interaction with company.
2. Analytical CRM:
   This CRM includes the storing, analyzing and applying the knowledge about customers. By using database, statistical tools, data mining, Business Intelligence and reporting methodologies we can apporach customers.
   Benfits of Analytical CRM :
   A. we can optimize the strength of marketting.
   B. It help to improve the effectiveness of marketting compaigns and attract new customers, as well as maximising the value of sales to existing
   customers (cross-selling and up-selling) and minimising customer loss.
   C. Analysis of customer behaviour to aid product and service decision making(e.g. pricing, new product development).
   D. Predection of the probability of customer defection.
   This CRM makes heavy use of data mining(process of extracting pattern from data) and other techniques to produce useful results for decision-making. The information acquired from analytical CRM models is invaluable to your company. When executed properly, delving deeper into your customer relationship management stratgy will deliver quantitative results across multi-departmental channels.
3. Sales Intelligence CRM:
   Sales Intelligence CRM is very similar to Analytical CRM, but it is direct sales tool. The name "sales intelligence" itself says that gather all kind of information of company and use to improve the performance of the sales department and reach the target of sales mountain. If company having good applicable information and deliver it to a rep in a manner that is unobstrusive and within the daily workflow the use of sales intelligence takes part in process. The information includes such as news on industry trends, consumer-generated content, analyst reports, prospect lists, and genral company and contact information. Features includes the delivery of "alerts" to sales people based on following factors:
   A. Cross-sell/Up-sell/Switch-sell opportunities
   B. Customer Drift
   C. Sales performance, good and bad
   D. Customer trends
   E. Customer margins
4. Compaign Management:
   In compaign management the goal is to identify targets, collecting list of contact details, sending the right messages to the right people and closing business with people to respond, eliminate guess work, improve campaign management. Execute more effective compaigns, track responses faster and easier other benefits is that reduced headcount, scaleability, compliance with privacey legislation. By using Compaign management CRM you can take control of your marketting dollars by automating and tracking every marketting compaign, from one time e-mail communication to multifaceted marketting programs. Compaign management combines elements of Operational and Analytical CRM.
5. Collaborative CRM:
   This CRM providing people-based customer support. This CRM servive customers including regular phone support, web-based text chat and voice chat, application sharing, file transfer and collaborative browsing. It apporoch to customer relationship management in which the various department of a company such as sales, technical support, and marketting share any information they collect from interactions with customers. Collaborative CRM's ultimate aim is to use information collected by all department to improve the quality of services provided by company. CRM facilitates communication between customers, suppliers and partner by using new information system such as email, link and data bank.
6. Consumer Relationship CRM:
   This CRM is used to handle consumer products and services company's dealings with consumers and customers. Consumer Affairs and Customer Relations contact centers within these organizations, that are typically Consumer Packaged Goods (CPG) companies providing consumers with packaged items, such as food and beverages, household consumable products and durable goods.