Please capitalize where necessary: debconf is a conference with, by and for debian developers, maintainers and contributors. non-developers are quite welcome to attend as well, but are not the conference's primary audience.
A: DebConf is a conference with, by and for Debian Developers, Maintainers and Contributors. Non-developers are quite welcome to attend as well, but are not the conference's primary audience.

Please capitalize where necessary: infertility is commonly seen in dogs with this condition
A: Infertility is commonly seen in dogs with this condition

Please capitalize where necessary: virus intrusion on usb drives another reason for inaccessible data and loss of the same.
A: Virus intrusion on USB drives another reason for inaccessible data and loss of the same.

Please capitalize where necessary: when you start driving in first gear on one, second gear is already in place on the other,” explains björn lyngsö. “it simply flows, softly and quietly.”
A:
When you start driving in first gear on one, second gear is already in place on the other,” explains Björn Lyngsö. “It simply flows, softly and quietly.”