Please capitalize where necessary: for any further visa-related questions you should contact the embassy of the destination country directly.
A: For any further visa-related questions you should contact the embassy of the destination country directly.

Please capitalize where necessary: what is a dental crown?
A: What is a dental crown?

Please capitalize where necessary: nlslexicons001a.dll missing / not found error: unavoidably pc may get infected by virus like trojan:js/agent.d or controlled by malware like regicleanse. after they are removed by antivirus such as vipre internet security 2012, the infected file nlslexicons001a.dll would be deleted as well so that missing problem is found.
A: NlsLexicons001a.dll missing / not found error: Unavoidably PC may get infected by virus like Trojan:JS/Agent.D or controlled by malware like RegiCleanse. After they are removed by antivirus such as VIPRE Internet Security 2012, the infected file NlsLexicons001a.dll would be deleted as well so that missing problem is found.

Please capitalize where necessary: in the field, the disease first occurs in colonies and later on spreads over the whole field.
A:
In the field, the disease first occurs in colonies and later on spreads over the whole field.