Cityville Business Upgrades

You started with the Bakery Upgrade ,heres a little guide on how to Upgrade your business in Cityville quickly.You get more coins after you upgrade your business. You can use this to Upgrade Noodle shop
Upgrade Toy Store  
Upgrade Flower kiosk
The requirements will be different for all the business though.

Some things you need to keep in mind for Business Upgrades.
• You businesses have to be upgraded individually.(If you have 2 Noodle shop,You have to upgrade them both.)
• You can upgrade your business to level 3 and franchises too.
• Friends can give you +10 when you get from level 1 to level 2 and +20 when you get from level 2 to level 3.
• 10 friends can help you for every level upgrade.

Guide to Business Mastery

You can see a star above the business that can be upgraded.You can also check whether the business is can be upgraded by visiting the build menu.

There are a few different ways to upgrade:
Supplying: Your business acquires a +1 whenever you supply to your business.
City Cash: You can add +1 to upgrade progress for 2 Cityville Cash.Tour Buses: For each tour bus you send to an upgradeable business it gains +1 upgrade progress.Crew: Each crew member you add +10(level 2) and +20(level 3) to your business upgrade.