eriacta® is the product used for the treatment of erectile dysfunction. it has the same mechanism of action as viagra® helping to archieve and maintain significant results.

How would the previous sentence be correctly capitalized?
Answer: Eriacta® is the product used for the treatment of erectile dysfunction. It has the same mechanism of action as Viagra® helping to archieve and maintain significant results.
the whole spices are ground in spice grinder to medium fine powder.

How would the previous sentence be correctly capitalized?
Answer: The whole spices are ground in spice grinder to medium fine powder.
if your house has a study, you can significantly improve the quality and productivity of their labor, using the principles of feng shui. ideally, the cabinet must be located on the south-east, north-west, north or north-east of the house or apartment.

How would the previous sentence be correctly capitalized?
Answer: If your house has a study, you can significantly improve the quality and productivity of their labor, using the principles of Feng Shui. Ideally, the cabinet must be located on the south-east, north-west, north or north-east of the house or apartment.
using your cannon, shoot all balloons as they fly.

How would the previous sentence be correctly capitalized?
Answer: Using your cannon, shoot all balloons as they fly.