Answer:
are making a large purchase.
Step-by-step explanation:
When people tend to make large purchase, that is purchase which involves huge amount, for example: new house, new car. They require help of financing as initially they are not able to pay the lump sum amount, rather paying instalment makes it easy to do so.
As for an average earning person paying instalment is easy, but paying heavy amounts in a go are not, even if someone manages to have those savings, they do not want to spend it all, rather keep them for any discrepancies.