Please capitalize where necessary: this book is not intended as mentioned before, to be a technical or professional scientific work.
A: This book is not intended as mentioned before, to be a technical or professional scientific work.
Q: people must not be deceived by the fact the majority appear to support this theory because some of these people are unaware that darwinism is the greatest fraud ever, while others just appear to support darwinism out of a fear of losing their jobs or attracting hostile criticism.

A: People must not be deceived by the fact the majority appear to support this theory because some of these people are unaware that Darwinism is the greatest fraud ever, while others just appear to support Darwinism out of a fear of losing their jobs or attracting hostile criticism.
Q: first there is the great lakes system.
A: First there is the Great Lakes system.
Problem: the only risks exist in the making of solar energy devices.
Can you repeat this sentence, but capitalize it?
Answer: The only risks exist in the making of solar energy devices.
Text: the affected person should be placed horizontally at once, with the legs elevated, to make sure that the brain and heart are adequately perfused.

Correct capitalization: The affected person should be placed horizontally at once, with the legs elevated, to make sure that the brain and heart are adequately perfused.
Problem: the sale was completed as part of the group's strategy of divesting properties located outside greater copenhagen.
Can you repeat this sentence, but capitalize it?
Answer:
The sale was completed as part of the Group's strategy of divesting properties located outside Greater Copenhagen.