Text: barbie was invited to a christmas party that will take place in ken's house....

Correct capitalization: Barbie was invited to a Christmas party that will take place in Ken's house....

Text: a unique service offered for volvo fmx: driver development course, working in construction.

Correct capitalization: A unique service offered for Volvo FMX: Driver Development course, Working in Construction.

Text: at "the third beach" there is a huge red cedar, almost 30 metres around.

Correct capitalization: At "The Third Beach" there is a huge red cedar, almost 30 metres around.

Text: this was having an impact on the perception of the federal government's electronic my health record, which if was handled in the same manner by the government in the future, would result in australians trusting it less, he said, and uptake of the record remaining slow.

Correct capitalization:
This was having an impact on the perception of the federal government's electronic My Health Record, which if was handled in the same manner by the government in the future, would result in Australians trusting it less, he said, and uptake of the record remaining slow.