redownload mtn lion from app store?

[ajpruett]

I didn't make usb drive before installing. How can I redownload? Is it going to charge me again?

 

[benthewraith]

I didn't make usb drive before installing. How can I redownload? Is it going to charge me again?

All purchases on the App Store are redownloadable and no it wouldn't charge you.

 

[Weaselboy]

I didn't make usb drive before installing. How can I redownload? Is it going to charge me again?

Just go into the purchases tab and click on download next to Mountain Lion and it will DL it again. You will not be charged again.