The architect who designed the building studied her necessities.

The makers of store furniture planned counters, shelves, and seats to suit her stature.
Buyers of goods know that their jobs are forfeit unless they can guess what her taste in gowns and hats is going to be six months hence.
WOMEN'S DEMAND ON INDUSTRY Woman dominates the department store for the plain reason that she supports it.

Whoever earns the income, and that point has been somewhat in question lately, there is no doubt at all as to who spends it.

She does.

Hence, she is able to control the conditions under which this business is conducted.
You can see for yourself that this is so.