How do you download the Android application for the Blackberry Playbook?
The plan is to have this by summer 2011.
Where can I download a fingerprint scanner application in blackberry playbook?
Nope, Blackberry Playbook doesn't have a fingerprint reader, so one doesn't exist.
Are android apps available for blackberry PlayBook?
Can you download android market onto a blackberry?
What will happen if i download a application from a website instead of in the android market?
Depends on how trustworthy the web site is. It could be one that is valid, or it could be one that only wishes to spread mal-ware to computers..