Please capitalize where necessary: white round fresh water pearl pendant set on...
A: White round fresh water Pearl pendant set on...

Please capitalize where necessary: an important risk of the proposed epa carbon standard is that it will lock the u.s. into a natural gas economy.
A: An important risk of the proposed EPA carbon standard is that it will lock the U.S. into a natural gas economy.

Please capitalize where necessary: the customer is the sole proprietor of the result of the task. know-how developed by varefakta and observed in connection with performance of the task can be used freely as if it were common knowledge upon completion of the task.
A: The Customer is the sole proprietor of the result of the task. Know-how developed by Varefakta and observed in connection with performance of the task can be used freely as if it were common knowledge upon completion of the task.

Please capitalize where necessary: did someone email you a xcmds file and you're not sure how to open it? maybe you have found a xcmds file on your computer and wondering what it's for? windows might tell you that you can't open it, or in the worst case, you might encounter a xcmds file related error message.
A:
Did someone email you a XCMDS file and you're not sure how to open it? Maybe you have found a XCMDS file on your computer and wondering what it's for? Windows might tell you that you can't open it, or in the worst case, you might encounter a XCMDS file related error message.