Please capitalize where necessary: individuals with surname stockau
A: Individuals with surname STOCKAU

Please capitalize where necessary: the colours have changed due to a chemical reaction in the blue pigment, which is known as prussian blue. the colour changes have been exacerbated by 176 years of exposure to light. the sky has become paler and lighter.
A: The colours have changed due to a chemical reaction in the blue pigment, which is known as Prussian blue. The colour changes have been exacerbated by 176 years of exposure to light. The sky has become paler and lighter.

Please capitalize where necessary: investments in innovation have to be "smarter" .
A: Investments in innovation have to be "smarter" .

Please capitalize where necessary: 2. protection of your sales area.ideas of design and all your private information
A:
2. Protection of your sales area.ideas of design and all your private information