[ThomPete]

Thats easy to say, once you learned to hack the system.

But many brokers do take money to simply show you the apartment and nothing else.

[mijail]

They are the "1-click" brokers. The experience doesn't mean that they aren't a part of a complex system. We usually applaud efficient systems don't we?

15% is justified because people pay it.

[ThomPete]

That does not make it justified by any meaningful definition of that word.