Please capitalize where necessary: and of course, adding spices to your home-cooked meals can help make even the blandest of dishes more palatable.
A: And of course, adding spices to your home-cooked meals can help make even the blandest of dishes more palatable.

Please capitalize where necessary: 5) account password and security
A: 5) Account Password and Security

Please capitalize where necessary: source for ww warm white 14 watt manufacturers at zhongshan karnar lighting & electron factory.
A: Source for WW Warm White 14 watt manufacturers at zhongshan karnar lighting & electron factory.

Please capitalize where necessary: from books published by thielman kerver.
A:
From books published by Thielman Kerver.