First, upload your slideset

to slideshare.net, and tag it "planetcasestudy".

Edit your case study:

And enter the slideshare key in the slideset slot:

To find the key, locate the embed code on slideshare

and cut out the "doc=" value.

e.g. for the S.T.A.R template, the code is:

[slideshare id=477686&doc=startemplate-1213979009118280-8&w=425]

and the id you need to copy is:

startemplate-1213979009118280-8

P.S.

Don't forget to save