Steps To Know Hidden Email Address of Your Facebook Friends
Step 1. You need to create a new Yahoo mail account. After creating your ymail or yahoo account, your work starts from here.
Step 2. Now you have to go the contact directory of your yahoo page as shown below.
Step 3. After that you will be prompt that the contact book is empty, so you have to add Facebook contacts.
Step 4. Just select the Facebook and import all the friends to your yahoo. Now you will be able to see all your Facebook Friends Email IDs.
Note: This is the easy process but something you need to know before importing those contacts, if your Facebook friends list is consisting of 300 friends then you might get about 250 or less because some of the friends might be using mobile number with their Facebook ID, so that will not show up.