Please capitalize where necessary: these user pages have been visited 6057 times since 4/7/2011.
A: These user pages have been visited 6057 times since 4/7/2011.

Please capitalize where necessary: the significant event for post's career had been the publication of russell and whitehead 's principia mathematica.
A: The significant event for Post's career had been the publication of Russell and Whitehead 's Principia Mathematica.

Please capitalize where necessary: your daily portion of berries, fruit and plants
A: Your daily portion of berries, fruit and plants

Please capitalize where necessary: reg xhas established a national network for danish cluster facilitators.
A:
REG Xhas established a national network for Danish cluster facilitators.