The second reason is to educate and inform customers about various municipal topics, such as clearance certificates, which are necessary when you buy and sell property.

We needed to screen off some ground floor offices, which have wall to ceiling windows, and to create a visual focal point for the new home of the revenue department.

It is a major incentive to poor communities in Johannesburg to relieve their burden of debts, but at the same time create a new culture of payment.

People are generally quite impressed with the design.

The agency then commissioned a photographer to take pictures around the city. The designer then merged the pictures to create a three-dimensional effect, and then created an 'Andy Warhol effect' on the pictures.

I kind of left it to him. I didn't really press him for a big reason.