Please capitalize where necessary: this was presented in 1998 at the security exhibition in essen and went into volume production at the end of that year. the product range was continuously expanded.
A: This was presented in 1998 at the Security exhibition in Essen and went into volume production at the end of that year. The product range was continuously expanded.

Q: this book contains the same text (apart from minor variations in spelling).

A: This book contains the same text (apart from minor variations in spelling).

Q: for more in-depth tips, have a look at windows phone tips and tricks.
A: For more in-depth tips, have a look at Windows Phone tips and tricks.

Problem: nuance employs about 12,000 employees and had revenues of over 11 billion in 2013.
Can you repeat this sentence, but capitalize it?
Answer: Nuance employs about 12,000 employees and had revenues of over 11 billion in 2013.

Text: bathe with hypoallergenic shampoos to remove antigen from the skin

Correct capitalization: Bathe with hypoallergenic shampoos to remove antigen from the skin

Problem: this organization had formed in 1920 from moderate socialist and and revolutionary marxists.
Can you repeat this sentence, but capitalize it?
Answer:
This organization had formed in 1920 from moderate socialist and and revolutionary Marxists.