the lightest, most rugged and easiest-to-use professional thermal imager has now arrived.

How would the previous sentence be correctly capitalized?
Answer: The lightest, most rugged and easiest-to-use professional thermal imager has now arrived.
it is important to know the whole story behind the things we surround ourselves with and enjoy - it is the total experience and pleasure that counts.

How would the previous sentence be correctly capitalized?
Answer: It is important to know the whole story behind the things we surround ourselves with and enjoy - it is the total experience and pleasure that counts.
5 he that overcomes, *he* shall be clothed in white garments, and i will not blot his name out of the book of life, and will confess his name before my father and before his angels.

How would the previous sentence be correctly capitalized?
Answer: 5 He that overcomes, *he* shall be clothed in white garments, and I will not blot his name out of the book of life, and will confess his name before my Father and before his angels.
a could install 13 gpus in a single motherboard is well, until you realize that nothing comes free.

How would the previous sentence be correctly capitalized?
Answer: A could install 13 GPUs in a single motherboard is well, until you realize that nothing comes free.