shape borrowing it to take a shape from another object to form a new object to make it more attractive for people to buy.
for example: the shape of a glue has been taken to make butter so that we can just spread the butter just like how we spread glue

or for example the sydney shaw house the design has been taken to make a sharperner so people will find it more interesting and people will buy it for example tourist when they see this they would want to buy it as a souverniour