Impo Edit Meaning

1.

1) In my personal opinion - the personal part really isn't necessary, but this is what it most likely means.

2) In my professional opinion - very ironic, considering someone giving a professional opinion would most likely not use any lazy abbreviations.

1) IMPO, that band is the best!

2) IMPO, I think we are looking at a hippie jam fest of a size we've never seen...

See imo, opinion, subjective, bias

2.

In my personal opinion.

IMPO, this is a cool site.