how do you rcognise legally purchased software
It should be on the back or inside the box of the software you legally purchased. If not then contact whoever you bought the software from.
On the back or inside of the CD case of legally purchased software.
If you have purchased this software legally it will be in or on your box and it should be your product key.
As long as you purchased your key legally and created account, you should be fine. Your key is applied to your account on the game's servers, and not your client software. You would just log in as usual.
Steinberg's Cubase software can be purchased from many retailers it is not legally available for free.
Software which is able to recognise a persons fingerprint who has registered it into the database
If you can find one to download it free it is illegal. It is a licensed software(s) and must be legally purchased.
You can legally download any software found on Download, Softpedia, SourceForge, OSAlt, Tucows, and oldversion. You can legally download any music made available on an artist's MySpace profile, as well as any music purchased from a legal online store such as iTunes or Amazon.
iTunes is always a great way to legally download movies. After that, I convert them using AVS Software. The AVS software can be purchased for around $60.00 USD.
You can legally download any software found on Download, Softpedia, SourceForge, OSAlt, Tucows, and oldversion. You can legally download any music made available on an artist's MySpace profile, as well as any music purchased from a legal online store such as iTunes or Amazon.
Steam games store your product key on their game server, not your client software. As long as you legally purchased your game and created an account, you will just log in as usual. You do not need your product key again, even if you unistalled the game at some point.
Communication software can be purchased at your local electronics store, such as Radioshack. A dedicated agent will be happy to find software for you to purchase.