1) WHERE DO I START?
-The file you need to edit it an xx.po file where xx stands for your language's
+The file you need to edit is an xx.po file where xx stands for your language's
two letter code. For a list of languages codes look at:
http://www.gnu.org/software/gettext/manual/html_mono/gettext.html#Language-Codes
changes or watch updates.
-8) REFERENCES
+8) SHALL ALL THE UNUSED STRINGS AT THE BOTTOM OF .PO FILE BE REMOVED,
+ OR SHALL THEY STAY?
+
+As you wish. They can be reused for generating fuzzy hints when completely
+new strings appear, no other function.
+
+
+9) REFERENCES
For some basic idea on how the translation works, you can look at