Get read for an overly long suggestions post!
First of all, I'd really like it if you could attach presents to letters and stuff, as well as allowing the player to attach items of their own to recieved letters so he/she can use them as extra storage.
Second, it'd also be cool if the player...
Oh, I see. I guess you could use a common event like that for pitching a tent or something like that. For example, you have all of your tent parts in a bag, selecting that bag adds all the parts to your inventory which you can then select to place on the map throught the same common event,
Hmmm, I'm planning to use the script to implement Animal Crossing's item options, aka showing a list of options you can do with the selected item, like "Use/Eat/Equip/Wear/Place/Etc, Drop, Cancel", but that's probably not what you meant, was it? :P