# IT:AD:Design:Blueprints ## * [[../|(UP)]] {{indexmenu>.#2|nsort tsort}} * See also: * [[IT/AD/Patterns/]] * [[IT/AD/Requirements/]] * [[IT/AD/Non-Functional Requirements/]] * [[IT:AD:Whitepapers/]] There are books on how to write software...and then there's what's *not* in the books. Here are some notes iteratively built up from from doing software year after year. A lot of it still...work in progress. Or more precisely, not perfect enough to please me. So take it only for what it is: notes at a point in time. ## Notes ## Types of Messages: * Help * Resources * Immutable Reference Data * Mutable Reference Data * Error Messages * Queries * Postbacks * Responses (Sets/Single) ...