Changed laptop to computer - yes people still use desktop PCs these days. Like me.
Added clarification to the Raspbian <image> part
Replaced than mine to from the one here
Improved text after the burn image part
Improved sharing subnet settings part - added en0 that can be there as the bridge. Left the netmask part there
Added code tags around wget examples
Encapsulate filenames in code tags
Added a paragraph about assigning a static IP in a router config
Improved real network settings
Improved expanding filesys part
Imprived startup scripts
Improved starting graphical user interface