While you are waiting for answers, you might be interested in the thread listed in the FAQ section on the "Performance of the Italian Army":

-o- In "Why was the Italian Army so pathetically inept during WWII?", /u/Quirite examines the premise of the question here – 7 comments, over 1 month old.

• This flaired user separates a variety of popular propaganda and misconceptions about the Italian military from the actual failings of the organization by drawing upon Italian language sources and also mentioning some of the strong points of the WWII Italian military such as its air arm.

-o- Why was the Italian campaign on the side of the Axis during World War two such a failure? - 3 comments, over 8 months old.

• The commenters in this thread use the battles in Egypt to show the strengths of the British military and the weaknesses of the Italian military.

-o- How bad really was the WWII Italian army, and what made them that way? - 83 comments, over 8 months old.

• The commenters in this thread go into the organization, tactics, and equipment of the Italian military and how it led to its defeat.

-o- Why did the Italian Army during WW2 perform so badly? - 65 comments, over 10 months old.

• The topmost comment thread uses an equipment based approach to the question while a comment further down talks about the political and internal issues plaguing Italy before and during World War II.

-o- Why was the Italian army so poor in WW2? - 22 comments, over 4 months old.

• The commenters in this thread compare the weapons and equipment of the Italian military with their foes and do some of the same with its organization.

-o- Was Italy the "weakest link" of the Axis during World War Two. - 6 comments, over 8 months old.

• The commenters in this thread analyze the issue primarily through personnel from the bottom ranks to the highest echelons.

-o- How did the Italian army, descended from the mighty Roman legions, become a byword for military incompetence? - 23 comments, over 2 years old.

• There's a brief summary of Italy at the grand strategy level that you may find interesting.

-o- Why was Italy so ineffective militarily during WWII? - 8 comments, over 1 year old.

• A short summary of key issues such as debt, a small industrial sector, an unmodernized military, and improper planning capabilities.

/u/Quirite has given good answers on this topic in the past and would likely be able to answer a variety of specific followup questions.