It earn you experience coins and when aggregated you will also get a mastery ribbon which will earn you coins and XP points.
You dont.
You have to buy it.
i would say work at your frends and naibours farms or earn tophys hope i helped
You cannot buy ribbons, you have to earn them.
To earn more green points you should be on weeworld doing things such as playing games or going on world. Eventaly you should earn a couple of green points add manomez :)
You get mastery points by harvesting your crops.
NO
Harvest crops.
Leveling.
The more you get correct in a row the more points you will get. I got 300 points for one question :-)
you have to pay to get more sim points.