what to do before selling unibody macbook

[Pjoseph]

I am going to sell my macbook but wanted to see the best way to wipe out all the data for good on it?

thanks

 

[simsaladimbamba]

Mac 101: Preparing your old Mac for sale or recycling

Use the Restore DVD #1 and do a clean install using ZERO OUT as Secure Erase Option in Disk Utility.

Guide on how to use Disk Utility from the restore / installation DVD.

Format Your Hard Drive Using Disk Utility
Partition Your Hard Drive With Disk Utility

Using Disk Utility - Formatting, Partitioning, Verifying, and Repairing Disks

DiskWiping – One Pass is Enough​

 

[minifridge1138]

Buy a new hard drive and do a fresh install on it. Then form a fellowship to take the old hard drive and throw it into the fires of an active volcano.
It's the only way to be sure.

Or you could follow simsaladimbamba's advice. It sounds easier.

Mac 101: Preparing your old Mac for sale or recycling

Use the Restore DVD #1 and do a clean install using ZERO OUT as Secure Erase Option in Disk Utility.

Guide on how to use Disk Utility from the restore / installation DVD.

Format Your Hard Drive Using Disk Utility
Partition Your Hard Drive With Disk Utility

Using Disk Utility - Formatting, Partitioning, Verifying, and Repairing Disks

DiskWiping – One Pass is Enough​