crazy dragon is a 3-reel 1-line classic slot machine with free re-spins and a wild symbol.

How would the previous sentence be correctly capitalized?
Answer: Crazy Dragon is a 3-reel 1-line classic slot machine with Free Re-spins and a wild symbol.
use various toolbars to quickly and easily change the appearance of your annotations.

How would the previous sentence be correctly capitalized?
Answer: Use various toolbars to quickly and easily change the appearance of your annotations.
nowadays, having low testosterone makes you annoying and bad. hence, you must buy testosterone supplement with a high recommendation.

How would the previous sentence be correctly capitalized?
Answer: Nowadays, having low testosterone makes you annoying and bad. Hence, you must buy testosterone supplement with a high recommendation.
this allows you to play entirely at your own pace.

How would the previous sentence be correctly capitalized?
Answer: This allows you to play entirely at your own pace.