question: tip: incorrect qba file association errors can be a symptom of other underlying issues within your windows operating system.
Capitalize this past sentence correctly.
A: Tip: Incorrect QBA file association errors can be a symptom of other underlying issues within your Windows operating system.

question: written by cdh. posted on june 2009. filed under installation.
Capitalize this past sentence correctly.
A: Written by cdh. Posted on June 2009. Filed under installation.

question: five shopping centres install visitor counter systems | viametrics dansk
Capitalize this past sentence correctly.
A: Five shopping centres install visitor counter systems | Viametrics Dansk