Teka, nagbabasa ba kayo ng Trade Rules? Hehe...
San nyo ba napulot yung 30 days? It's actually 60 days for traded players during season. And yes, the rules was formulated by the game though you have the luxury to not use it for your own preference but we are implementing it so we have to abide by the rules.
As per the 2nd question, you can always read trade rules located at the Commissioner's section.