Removing an item from a collection

Hi there, How do you remove an item from a collection but not remove the item from the database? The item is in multiple collections and I wish to remove it from one of them only. Regards, Mike. -- -- This message is sent to

Making items read only

Hello, I was wondering if there is anyway I could make an item(s) 'read only' to stop myself inadvertently changing some value like a password or login ID? I occasionally select copy values from Yojimbo to say Safari and have accidently blanked out the value by hitting a random key,