Marketers need to differentiate between customers; they need to know who their customers are, 
where they live, how and how much money they spend, on what they spend their money. Although, to 
find it out, it is not ethical and appropriate to ask straight from customers about it, so marketers have to 
find they own methods for it. One of them may be customers' income or type of housing they live in. 
Apparently, second method might be better, but why? 
People are very different. The difference varies in all aspects of person, but as we are talking about 
people spending patterns and type of housing they live in, we will consider people difference while 
spending their money. It is not the main factor how much money people earn, because for example 
richer people can be thriftier than poorer people. They can be poor because indeed they spend a lot of 
money. It is a classificatory, but not the best.  Better classificatory might be the type of housing people 
live in. 
People who spend a lot of money may be considered as people who want everything to be better, they 
want have best products and services, obviously they want to live in the best place and house they could 
find. There comes in the classifications of people by type of housing they live in. 
By looking at peoples house they live in, may be many things determined. For example, while looking at 
house people live in, it can be even identified what approximate income they have. People, who have 
big, beautiful, clean houses, may be considered as those, who are spending a lot of money on holding 
their things in good condition. People, who have gardens with flowers, are spending money on gardener 
or on some domestics.  Moreover, by looking into  ...