an email address so you can create a studio account

How would the previous sentence be correctly capitalized?
Answer: An email address so you can create a Studio account
he has trained people from over 30 different countries and has worked with organizations from a variety of industries.

How would the previous sentence be correctly capitalized?
Answer: He has trained people from over 30 different countries and has worked with organizations from a variety of industries.
if you've answered yes to any or all of these questions, and you are seeking a reliable single source for the management, translation and production of all of your collaterals, then worldlingo will be able to provide a realistic solution for you.

How would the previous sentence be correctly capitalized?
Answer: If you've answered yes to any or all of these questions, and you are seeking a reliable single source for the management, translation and production of all of your collaterals, then WorldLingo will be able to provide a realistic solution for you.
it shall promote scientific and technological advance.

How would the previous sentence be correctly capitalized?
Answer: It shall promote scientific and technological advance.