Please capitalize where necessary: feel free to share your favorite links in the comments.
A: Feel free to share your favorite links in the comments.

Q: intentional use of pops included in the stockholm convention has been banned for all substances for a number of years, and it is not considered necessary to give special information to the public on the use and disposal of these substances.

A: Intentional use of POPs included in the Stockholm Convention has been banned for all substances for a number of years, and it is not considered necessary to give special information to the public on the use and disposal of these substances.

Q: we are now rapidly approaching a stage in the development of production at which the existence of these classes not only will have ceased to be a necessity, but will become a positive hindrance to production.
A: We are now rapidly approaching a stage in the development of production at which the existence of these classes not only will have ceased to be a necessity, but will become a positive hindrance to production.

Problem: if you lose the gamble game the entire win amount including the line win will be lost.
Can you repeat this sentence, but capitalize it?
Answer: If you lose the Gamble game the entire win amount including the line win will be lost.

Text: complete blood count, biochemistry profile, and urinalysis can help in diagnosing this problem along with complications, if any.

Correct capitalization: Complete blood count, biochemistry profile, and urinalysis can help in diagnosing this problem along with complications, if any.

Problem: hopefully the band will grow before next (and last) brunch next sunday.
Can you repeat this sentence, but capitalize it?
Answer:
Hopefully the band will grow before next (and last) brunch next Sunday.