Answer / guest

enhancement is adding additional functionality to standard
sap program without modifying the original object.
modification means changing standard code as per user
requirement.

Answer / amit bhatia

enhancement is to add our own code or u can say to add our own functionality or checks to a particular code...
modification is to change the user code like comment a particular line..but we always use enhancement...
enhancement is of twoo types impicit and explicit...
we always use implict enhancement to add our own code...
explicit enhancement which is already implemented or u can say code is already added....

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