How much does visa 300 cost?
Currently this visa costs AUD7000, however the price keeps on fluctuating with the changing visa rules.
Can I apply for visa 300 while I am in Australia on tourist visa?
Any individual looking to get this partner visa should be outside of Australia (when applying as well as when the visa grant is given)
Can I extend my visa?
This is a temporary visa valid for nine months and is non-extendable, though after you marry your future partner you can apply for a permanent partner visa to stay with your spouse.