A half competent IT person should be able to set up Wi-Fi for both, it's not that hard is it? Suggest you change your attitude and 'do' whatever's best for your clients.
Just to ask you lot one thing.
When Wi-Fi in my place of work is perfect for PC and Android OS, why do you call me to 'fix' the Wi-Fi when Apple OS doesn't 'work'?
A half competent IT person should be able to set up Wi-Fi for both, it's not that hard is it? Suggest you change your attitude and 'do' whatever's best for your clients.