Please capitalize where necessary: it can not contain "swear words".
A: It can not contain "swear words".

Please capitalize where necessary: apartments have a grill, a free parking and a big green garden.
A: Apartments have a grill, a free parking and a big green garden.

Please capitalize where necessary: firewall - changes to the 'netsh firewall' context.
A: firewall - Changes to the 'netsh firewall' context.

Please capitalize where necessary: this charming colourful figure of a white horse dates back to the 1930's/40's, has a child's seat, and handles. fabulous patina.
A:
This charming colourful figure of a white horse dates back to the 1930's/40's, has a child's seat, and handles. Fabulous patina.