Please capitalize where necessary: for example, you can add a secondary google account when you're signed in on your main account and switch back and forth between them. and on newer google tablets with multi-user modes like the nexus 7, it is simple for multiple accounts to be associated with one device.
A: For example, you can add a secondary Google Account when you're signed in on your main account and switch back and forth between them. And on newer Google tablets with multi-user modes like the Nexus 7, it is simple for multiple accounts to be associated with one device.

Please capitalize where necessary: in the west, a prerequisite for democracy has been that people with money who owned raw materials, land, factories and other businesses were dependent on the existence of workers who worked and thereby participated in creating a surplus.
A: In the West, a prerequisite for democracy has been that people with money who owned raw materials, land, factories and other businesses were dependent on the existence of workers who worked and thereby participated in creating a surplus.

Please capitalize where necessary: 3 convertible non-stick coated plates: sandwich plates, grilling plates, "brussels"- waffle plates
A: 3 convertible non-stick coated plates: sandwich plates, grilling plates, "Brussels"- waffle plates

Please capitalize where necessary: while there are many products in the market today claiming to have created the ultimate way to suppress your appetite most, unfortunately, don't live up to expectations!
A:
While there are many products in the market today claiming to have created the ultimate way to suppress your appetite most, unfortunately, don't live up to expectations!