oscommerce tutor need

[AbeFroman]

Does oscommerce have a manual?

This is my site http://www.nick.chitax.com/admin/default.php

I need someone that can you provide me with a document that says....
1. Step by step instructions on getting it to installed
2. Step by step instructions on creating a simple cart
3. Step by step instructions on getting it to work with a payment
gateway
4. How do setup the mysql database and table(same a #1, i think)
5. How to remove the powered by oscommerce

I am willing to pay someone to teach me how to do the above.

Thanks,
Nick