如果想移民打工留学签证和探亲签证有何不同？

移民是移民，打工是打工，留学是留学，探亲就是探亲，

不同就是目的不同，签发的种类不同，这问题有意义么？

In Canada, no.

With either a student visa or a visitor visa, you cannot work.

I believe the same principle applies everywhere in the world.

You can work underground though; nobody cares and jobs are available.