Click here for introduction ::
P O Guide in English
Post Office Guide Part I
https://youtu.be/Xd-9ig5O4UY?list=PLk3ik4ae5T3TJnOMPbXuYmHUw9t0YXSqK
https://youtu.be/8q8FWyPezLI?list=PLk3ik4ae5T3TJnOMPbXuYmHUw9t0YXSqK
Gist on Examination Point of View
P O Guide Part 1
https://www.youtube.com/watch?v=NWsFIqIbFhs&t=1547s
P O Guide Part 2
https://www.youtube.com/watch?v=toCQafdjUYw&t=592s
Technology & Abbreviations
https://www.youtube.com/watch?v=ikEuA4AmInE
Important Events in DOP
https://www.youtube.com/watch?v=SvOH8PRzdOw
Postal Manual Volume VI Part 1
Postal Manual Volume VII
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