No.

We unfortunately do not make the rules. The American embassy decides who qualifies for the J-1 exchange visa that allows you to Au Pair. This is why we can then only assist people who are able to apply for the South African passport or Botswana Passport

No.

Again, visa requirements allow up to 26years old. You have to be 26years old when you land in the USA so even if you are turning 27 a month after that that'sfine

 Yes. It is very very rare but some families have a car for you or do not require a car. However please note, if you do not have a car, it is generally better to have a lot of experience and trainings to boost your CV.