QUES: Agenda4ol is a powerful calendar application with easy user interface

correct the punctuation.

CORRECTED: Agenda4ol is a powerful calendar application with easy user interface.

QUES: On the photo you see the clear line of the smoke generator but it s high quality you will see in practice

correct the punctuation.

CORRECTED: On the photo you see the clear line of the smoke generator, but it ' s high quality you will see in practice .

QUES: New extraction and bottling methods have minimized rancidity problems

correct the punctuation.

CORRECTED:
New extraction and bottling methods have minimized rancidity problems.