How do I make buildings, parking lots, etc.?

I see in other cities that buildings and parking lots are outlined. How do you do this?

Where did the satellite map go?

I was editing the map yesterday and the satellite images disappeared for no reason. How do I get them back, and if I can't then should I give up o...

"resave"

Ok, I just did a HUGE edit and tried to save it several times. The first time I gave it a real description: I attempted to show that highway 1604 ...