Please capitalize where necessary: even myself after being on the computer for hours has a tendency to ask my self is their a more comfortable chair, is their a better mouse that will offer me more comfort and usable features.
A: Even myself after being on the computer for hours has a tendency to ask my self is their a more comfortable chair, is their a better mouse that will offer me more comfort and usable features.

Please capitalize where necessary: double glass shelf | new double glass shelf by bathroom accessories manufacturer
A: double glass shelf | New double glass shelf by Bathroom Accessories Manufacturer

Please capitalize where necessary: as we noted above, he worked on engineering mathematics and elasticity where two elastic constants are named after him.
A: As we noted above, he worked on engineering mathematics and elasticity where two elastic constants are named after him.

Please capitalize where necessary: the bluebeam product has proven to be an extremely useful tool which meets my specific needs quite well and saves my company money. it's user friendly and amazing in its versatility.
A:
The Bluebeam product has proven to be an extremely useful tool which meets my specific needs quite well and saves my company money. It's user friendly and amazing in its versatility.