1. ain't, your name, your last name.
2. to ensure a fulfilled document
3. to find what you want then select it
Generally I'd recommend not buying one online, tends to be cheaper from a shop - and better used, although their are some risks with 2nd hand devices, I think the big price cut it worth it.
If you did want to buy online, maybe Amazon or Ebay?
E-mails that are mailed directly to a consumer without knowledge or permission are called spam
I'd guess around 60-70 years possibly 55
