METHODS OF SALES
FORECASTING
A marketing company may forecast its
sales in a variety of ways. Some important methods used by companies for the
purpose of sales forecasting are discussed below.
(1) Analytical and
Statistical Method: A marketing company may forecast its future sales on the basis of sales
recorded by a company in previous years. Sales forecasting by this method may
be made through mathematical and statistical analysis. The purpose of this
analysis is to work out the important impact of long-term trends, business
cyclical movement, seasonal variations, irregular and casual fluctuations on
the prospective demand of the product. Market potential and sales potential may
be calculated on the basis of analysis of data of past sales.
(2) Sales Force
Composite Methods or Grass Root Method: This method is also known as grass-roots approach or
the poll of opinion method. Under this method the company’s sales people and
middleman are required to provide their estimates of sales in their territories
during the specified future period of time covered by the forecast. The total
composite of these separate estimates is the company’s sales forecast for the
specified period.
(3) Jury of Executive
Opinion Method: In this methods of sales forecasting the executives responsible for the
sales of the company estimate the probable sales volume for a future period.
Each executive makes his own sales estimates on the basis of his market
knowledge, experience, own views and other relevant factors. This sales
estimate may be supported by logic, documentary evidence and rationale. The
estimate furnished by all executive are then averaged in order to work out a
tentative estimate of sales for the planning period. The method is effective if
the executive’s estimate are based on market factor analysis.
(4) Survey of Buyers’
Intention Method: Under the Survey of Buyers’ Intention method the company conduct a
sample survey of potential customers, asking them how much of the stated
product they would buy at a given price during a specified future time period.
Survey of buyers’ intention method for the purpose of sales forecasting is
useful when there are relatively few buyers, when they are willing to clearly
express their buying intentions and when their past record indicates that their
follow-up action are consistent with their stated intentions.
(5) Market Survey
Method: Under
this method the task of sales forecasting is done on the basis of primary data
of market, collected by the researcher or marketing research company. The main
objective of market survey method is collecting and processing specific data
regarding the market, in which the marketing company is dealing.
(6) Market Share
Method: The
market share method can also be used in calculating sales forecast. The marker
share of the firm is main factor in this method. The market share can be termed
as proportion of sales of a firm in the sales of entire industry in a specific
product. Market share method takes into consideration the past trends, brand
preferences, firm’s future plans, its competitive position, national and global
economic situations etc.
(7) Expert’s Opinion
Method: Under
this method of sales forecasting the estimates of potential sales are determined
by experts inside or outside the organisation. Outside experts to not have any
link with the company. These experts function in professional manner and have
independent existences. Sales forecasting may be done by an expert or a group
of experts having specific knowledge in a particular field e.g. marketing
finance, personnel, advertising etc. In this method experts examine economic
condition, various inputs affecting demand supply position of the product,
company’s capabilities and resources.
(8) The Delphi Method:
The Delphi
method can be termed as an improved method of surveys of expert’s opinion
method. This method is used for working out comprehensive futuristic estimate,
rather than for sales forecasting. In this method a sequence of questionnaires
are provided to panel of experts belonging to various fields. Entire
information obtained through questionnaire from all experts is passed on the
others.
(9) Test Marketing
Method: Test marketing method for the purpose of sales
forecasting is used frequently for new products for the determination of
sufficient profitable sales potential in target markets of the company. Under
this method the company market its product in selected markets, which are truly
representative of its sales potential over a larger area or for the total
market. The major benefit of test marketing is that it indicates to the
management the extent of its markets.
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