make sure your sim is really happy then just give them a book or what ever they need then get them to sit there they then learn on their own, as long as they are happy and don't need anything :)
propertys
earn them by doing toontasks
The easiest way of making relationships on the SIM is by using cheats.
Fight a lot.
The easiest way is to turn your camera on and earn tips.
There are two ways, One you can cheat. You must open up the cheat box by typing in Ctrl,Alt, Delete, Then you type in motherlode. There other way is to become a doctor. Doctors make the most money.
If its on a PC use cheats if on another one, i don't know, probably still cheats!
I've found that Survival Mode (Co-op Multiplayer) is the fastest way to earn credits. Typically I earn 500 per game and if your partner is really good you can earn alot more.
Fight gangs
The easiest way would be to find each form logically equivalent with truth tables.
Easiest way to earn pasos in mafia wars, is by doing jobs. in addition to that, you can also rob, and fight to get more pasos..
The easiest way to earn from blogs is from placing ads.