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No. Aussies don't need visa to travel Europe. But if they want to stay more than 3 months or want to work there then they need visa. means they can travel for maximum 3 months stay but are not allowed to work.
You need to follow immigration procedures, rather than having her come and overstay her visa. You want her to be legally here and it may be best that she apply from Lima. However, at this age, you should consider her wishes as to whether she wants to stay there.
Ask a long stay visa
if you want to get study visa then, you should have to crack the IELTS and should obtain atleast 5.5 band. with 5.0 band, you can also get visa but 10 weeks of elicos will be applicable !!
use cash
You can not get Vietnam visa on arrival if you immigrate Vietnam by Ship. You should get Vietnam visa stamp at one of Vietnam Embassy or Consulates at abroad. If you want to get Visa stamp upon arrival, you have to come in by flight. For more visa help, check with visa-vietnam.org
Here is what you should do: Go to a bank and ask them for one.
Visa
If you visa is invalid because you were out of the Country for Six months, then you can apply for extension in the Immigration. You can travel if you have extension paper with you. This extension service is available till end of this month only..
You can work freelance in Australia. I think the 6 months counts no matter where you are getting paid from. I think that is a condition of the visa. If you want to work freelance and get paid from outside the country you might want to look at other options such as a holiday visa.
Unless you have an employment or investor visa, you would be limited to 6 months, or if immigration officers want to, less than that.
You will need an ETA (Visitor) visa. The best place to start is the austrailian government. Here's a link to their website: http://www.immi.gov.au/visitors/tourist/visa-options.htm An Australia tourist visa allows you to stay in Australia for three months or up to 12 months. Also, it can be grant xtension within Australia, to a maximum stay of 12 months. To apply for the travel visa, you must have one of the following passports: Brunei, Canada, Hong Kong SAR, Japan, Malaysia, Singapore, South Korea, United States of America. If you do not meet these criteria, you may be eligible for an eVisitor or an e676 Tourist visa online. Visit www.immi.gov.au to check your eligibility.