Please capitalize where necessary: finally, you can now discover everything you need to know about your sas7sacs file... instantly!
A: Finally, you can now discover everything you need to know about your SAS7SACS file... instantly!

Please capitalize where necessary: this will ensure that the groove is released to a use of a different place and prevent a fa "slot max" message.
A: This will ensure that the groove is released to a use of a different place and prevent a fa "slot max" message.

Please capitalize where necessary: in 1949 david published probability theory for statistical methods, an elementary textbook in the theory of probability for students of statistics.
A: In 1949 David published Probability Theory for Statistical Methods, an elementary textbook in the theory of probability for students of statistics.

Please capitalize where necessary: their second child, andrei, became an algebraic number theorist while their third child was sergei, the subject of this biography.
A:
Their second child, Andrei, became an algebraic number theorist while their third child was Sergei, the subject of this biography.