I bought it at HD TV & electronics Ltd.
Sony sells its products at retailer Sony shops and Sony centres
Vaio laptops are a sub-brand of Sony. Vaio laptops can be bought from Sony website online, many stores carry Sony products as well. VAIO is an acronym for Video Audio Integrated Operation.
I have not ever bought a Sony eBook off Amazon. I would seriously consider shopping for these types of products on Amazon, and I can be assured the pricing is good.
Yes, Sony Vaio cases can be bought directly from Sony from their website store. They have a list of different Vaio cases available for sale and they start at $50.
Sony does.
Sony sells its products at retailer Sony shops and Sony centres
Yes a Sony PSP bought in Thailand will work in Australia. PS3 that are bought in Thailand will also work in Australia.
Many Sony products can be acquired more cheaply from Sony Outlet stores. Note that not all products are guaranteed to be offered at these outlets, and many of the products offered are refurbished.
One can find updates on Sony Vaio products on the Sony website. One can search new products on the Sony website as well as receive customer service support for any questions.
They produce their products by skill.
No Sony makes Playstation Products
The PS3 is one of Sony's products.