Here is conversation with Microsoft
this is not true, i just did an online chat with MS about this. read for yourself -
harry: Initial Question/Comment: why are accounts being limited to 5 keys now? http://tinyurl.com/nz38gn
Kevin Liang has joined this session!
Connected with Kevin Liang. Your reference number for this chat session is 2522194.
Kevin Liang: Thank you Harry for contacting the TechNet Online Concierge. Please give me a moment while I review your question.
Kevin Liang: Harry, this is a web site issue. Our TechNet team is working on it. Sorry for the inconvenience.
harry: oh, it is not new policy from Microsoft?
Kevin Liang: It is just a web site issue. When it is fixed, the subscribers can request 10 product keys again.
harry: ok, it is being reported that MS is changing it's policy and limiting keys to 5
Kevin Liang: That's not true.
harry: thank you for clearing that up. i will post what you have told me to correct that
Kevin Liang: It is my pleasure to help you.
harry: have a nice day.
Kevin Liang: Have a nice day.