Abstract
Was the methodology indicated?
Were the populations and samples clearly identified?
Did the the abstract highlight the findings?
Notes:
Purpose - not mentioned, though probably obvious
Methodology - said it was a case study
Populations and samples clearly identified? No. What industry were the companies in? How old were the users? How experienced were they?
Highlighted findings? It mentioned them. We might not be sure we agree, but they weren’t inconsistent with what they reported.