QUESTION: Fix punctuation: Features include Easy to use Automatic conversion without need of complex setting
ANS: Features include:- Easy to use : Automatic conversion without need of complex setting.

QUESTION: Fix punctuation: We have used 19 years of stock prices from Norway and 12 years from the other countries
ANS: We have used 19 years of stock prices from Norway and 12 years from the other countries.

QUESTION: Fix punctuation: machine solo toys homemade 18 pov squirt
ANS: machine, solo, toys, homemade, 18, pov, squirt

QUESTION: Fix punctuation: Note Enhanced Steam is not listed in Mozillas store right now probably because of the issues the author experienced in the past
ANS:
Note: Enhanced Steam is not listed in Mozilla's store right now, probably because of the issues the author experienced in the past.