Somewhere in my search for a battery, I saw a reference to Interstate Battery- MTP-91. Lo and behold it was the right size!
Any auto parts that sells batteries can provide you with a replacement battery. If you want a OEM battery you will have to purchase it at a BMW dealer.
Autozone ,cheapest!
You can purchase a replacement cellular phone battery online from stores such as Best Buy. Alternatively, you can purchase these batteries from retailers such as Overstock.
A good place to buy genuine replacment parts for your BMW is from your local BMW dealer. They will likely carry what you need in stock and if not be able to purchase it for you.
no
eBay is a good place to start.
http://www.udtek.com
YES
One can go to a local Apple store and buy a replacement there. Alternatively, one can order a battery from eBay or Amazon and make the replacement by himself.
If they sell batteries, then yes.
You will have to order the battery online. You can order it at www.productshub.com.
You can purchase a replacement laptop battery charger at the website called "Best Buy" online. They sell laptop battery chargers and they also sell adapters.