1. Negative demand: if a major part of market dislikes the product and may even pay a price to avoid it – vaccinations, gall bladder operations etc. Marketing task is to analyze why the market dislikes the product and whether a marketing program can change beliefs and attitudes.
2. No Demand: Target consumers may be unaware of or uninterested in the product. Eg. College students may not be interested in foreign language courses. Marketing should look for ways to benefit others with their product and of course thus sell their product
3. Latent demand: Market feels a strong needs for some products like harmless cigarettes. Marketer needs to measure size of this market and develop such goods
4. Declining demand: market for products etc declines. Then marketer needs to know the causes and rectify
5. Irregular demand: Demand of many products and services are seasonal. Marketer needs to devise ways called synchromarketing like flexible pricing, promotions and other incentives
6. Full demand: sometimes full demand is there. Marketing task is to maintain current level of demand in face of changing consumer preferences and increasing competition.
7. Overfull demand: sometimes demand is higher than what organization can handle. Then marketing task, called demarketing is required. Like thru raising prices and reducing promotion and service. Selective marketing is reducing demand from some parts, say not so profitable, of the market
8. Unwholesome demand: Unwholesome products will attract organized efforts to discourage consumption. Like unselling campaigns against cigarettes, alcohol, and handguns. Marketing can use fear messages like raising prices, reduced availability