having a niche is the only way to eliminate competition

How would the previous sentence be correctly capitalized?
Answer: Having a niche is the only way to eliminate competition
speaking to german tech site golem, deutsche telekom executive stefan schroder said 3gpp had just a few weeks ago discussed the matter, and was planning to create new mechanisms in the 5g standard to offer better protection to users.

How would the previous sentence be correctly capitalized?
Answer: Speaking to German tech site Golem, Deutsche Telekom executive Stefan Schroder said 3GPP had just a few weeks ago discussed the matter, and was planning to create new mechanisms in the 5G standard to offer better protection to users.
industrial reinforced housing swivel caster from pressed hard steel, plate fitting, elastic-tyre, precision ball bearing, wheel- 125mm, 250kg

How would the previous sentence be correctly capitalized?
Answer: Industrial Reinforced Housing Swivel caster from Pressed hard steel, plate fitting, elastic-tyre, precision ball bearing, Wheel- 125mm, 250KG
uheld12 drivers and pedestrians by transport unit, sex, age, age of driving license and level of alcohol in blood (2001-2015)

How would the previous sentence be correctly capitalized?
Answer: UHELD12 Drivers and pedestrians by transport unit, sex, age, age of driving license and level of alcohol in blood (2001-2015)