8. do we automate all regression tests ? and how to pick up regression tests (I know its a manual question but I always feel that it varies from company to another and I need help to know what is the best practice when identifying regression tests)

9. how to  intercept APIs from mobile using android studio emulator 

10. Is it prefarble to automate tests that needs workarround Ex:  E2E scenario that needs IVR call or OTP