Please capitalize where necessary: the mafia is scary business and today you get to be a part of it. drive through the town as rival gangsters try to take you out. carry out dirty jobs to prove yourself and you will become a respected mafia member.
A: The Mafia is scary business and today you get to be a part of it. Drive through the town as rival gangsters try to take you out. Carry out dirty jobs to prove yourself and you will become a respected Mafia member.

Please capitalize where necessary: the ergonomic training motion is a central feature of equipment and an important reason for many sportsmen to purchase a life fitness crosstrainer - thanks to many comfortable new developments.
A: The ergonomic training motion is a central feature of equipment and an important reason for many sportsmen to purchase a Life Fitness crosstrainer - thanks to many comfortable new developments.

Please capitalize where necessary: it is recommended for people weak, sluggish. disinfects air indoors.
A: It is recommended for people weak, sluggish. Disinfects air indoors.

Please capitalize where necessary: as one writer has stated it, this surrender to her husband is a modest tribute to be paid for the present and future happiness of marriage and motherhood!
A:
As one writer has stated it, this surrender to her husband is a modest tribute to be paid for the present and future happiness of marriage and motherhood!