we write from the art gallery plano b, we have organized in the course exhibition curator bilbao, saturday 08 march.

How would the previous sentence be correctly capitalized?
Answer: We write from the art gallery Plano B, we have organized in the course EXHIBITION CURATOR Bilbao, Saturday 08 March.
he is our eccentric boat builder and chief headbanger.

How would the previous sentence be correctly capitalized?
Answer: He is our eccentric boat builder and chief headbanger.
we ensure that your employees have access to updated and relevant knowledge about the customers in order for them to provide a fast and targeted customer service.

How would the previous sentence be correctly capitalized?
Answer: We ensure that your employees have access to updated and relevant knowledge about the customers in order for them to provide a fast and targeted customer service.
for these to work the following social media sites including; addthis, will set cookies through our site which may be used to enhance your profile on their site or contribute to the data they hold for various purposes outlined in their respective privacy policies.

How would the previous sentence be correctly capitalized?
Answer: For these to work the following social media sites including; AddThis, will set cookies through our site which may be used to enhance your profile on their site or contribute to the data they hold for various purposes outlined in their respective privacy policies.