QUES: There are few more reasons due to which you will encounter with OST error messages such as OST header corruption interruption while sharing OST file across network use of unreliable tool to compress OST file etc So in order to overcome from these problems or to repair OST error you can use convert OST to PST software

correct the punctuation.

CORRECTED: There are few more reasons, due to which you will encounter with OST error messages such as OST header corruption, interruption while sharing OST file across network, use of unreliable tool to compress OST file etc. So, in order to overcome from these problems or to repair OST error, you can use convert OST to PST software.

QUES: Share great holiday memories with friends and family Its easy

correct the punctuation.

CORRECTED: Share great holiday memories with friends and family . It's easy.

QUES: Contemporary Chinese Artist Chen Baoyi Oil Painting Art Appreciation Chrysanthymum Stupendous Art World with Excellent Chinese Oil Painting Artists Stupendous Art World with Excellent Chinese Oil Painting Artists

correct the punctuation.

CORRECTED:
Contemporary Chinese Artist Chen Baoyi Oil Painting Art Appreciation: Chrysanthymum - Stupendous Art World with Excellent Chinese Oil Painting Artists | Stupendous Art World with Excellent Chinese Oil Painting Artists