Lead generation is the generation of consumer interest or inquiry into products or services of a business. Leads can be created for purposes such as list building, e-newsletter list acquisition or for sales leads. The methods for generating leads typically fall under the umbrella of advertising, but may also include non-paid sources such as organic search engine results or referrals from existing customers. Businesses strive to generate "quality" leads, those with a higher probability of a desired outcome, Lead generation is the process of making contacts which may lead to a sale or other favourable outcome. The leads may come from various sources or activities.Sales, marketing and revenue generation: by prospect, qualify leads and gain new business with persuasive presentations. Lead high-powered negotiations with corporate executives; develop proposals and create enticing sales presentations that include in-depth product education, and executive briefings. Combine efforts with marketing specialists to study market trends, create customized and effective marketing strategies ..