one of the favorite methods of covert activities is to 'hide' their operation in such an obvious way [or place] that no one would suspect it is covert

How would the previous sentence be correctly capitalized?
Answer: One of the favorite methods of covert activities is to 'hide' their operation in such an OBVIOUS way [or place] that no one would suspect it is covert
this means that the more the player plays, the more money the player gets back.

How would the previous sentence be correctly capitalized?
Answer: This means that the more the player plays, the more money the player gets back.
29.39 vegetable alkaloids, natural or reproduced by synthesis, and their salts, ethers, esters and other derivatives

How would the previous sentence be correctly capitalized?
Answer: 29.39 Vegetable alkaloids, natural or reproduced by synthesis, and their salts, ethers, esters and other derivatives
he publically opposed the u.s. influence in cuba without being militantly anti-american.

How would the previous sentence be correctly capitalized?
Answer: He publically opposed the U.S. influence in Cuba without being militantly anti-American.