if your pc opens the hxk file, but it's the wrong application, you'll need to change your windows registry file association settings. in other words, windows is associating hxk file extensions with the wrong software program.

How would the previous sentence be correctly capitalized?
Answer: If your PC opens the HXK file, but it's the wrong application, you'll need to change your Windows registry file association settings. In other words, Windows is associating HXK file extensions with the wrong software program.
the compex muscle stimulator fit 3.0 of the new fitness series is the optimal additiona to your training plan. 4 channels/cable plug connections allow synchronic training of 2 muscle groups.

How would the previous sentence be correctly capitalized?
Answer: The Compex muscle stimulator Fit 3.0 of the new Fitness Series is the optimal additiona to your training plan. 4 channels/cable plug connections allow synchronic training of 2 muscle groups.
forget a have a kebab and take advantage of was legendary 3bs offer instead! enjoy a breakfast or burger with a bottle and 5 efforts for only 10!

How would the previous sentence be correctly capitalized?
Answer: Forget a have a kebab and take advantage of was legendary 3Bs offer instead! Enjoy a breakfast or burger with a bottle and 5 efforts for only 10!
how could two bodies effect each other when separated by a vacuum?

How would the previous sentence be correctly capitalized?
Answer: How could two bodies effect each other when separated by a vacuum?