How does item class change for an item works ?

Summary

I am able to change item class of an item to any item class at any level.

Content

Hi All,

I need to know, how change item class works for an item in PDH.

Currently, I can change item class to any other Item class at any level. Is this the expected nature? Are there any restrictions on chnging the Item class ?

 

KR,

Shivam