Earlier quoted context omitted.
I believe such behaviour is harmful and that we shouldn't be rewarding those that engage in it.
The bad behaviour is predicating the purchase on seeing the office. Having an office doesn't make a company real, nor any more or less likely to execute on the project
A purchaser who insists they only see white employees in the office is bad. Anyone that forces their non-white employees out of sight to secure that purchase is just as bad, if not worse.
To play along is to accept the notion, to contribute to it's perceived validity, and to harm anyone who happens to be honest. The result is that people we'd be better off without are pushed upwards in society.