NotSureLeh: How to make international phone call for free?

Thinking of calling friends or relative working or studying overseas, but being put off by the high telephone charges? Currently Skype is having a promotion that offers free international call for a month! So either register a Skype account or use your existing account and head over to:

Get a month of unlimited calls for Free from Skype

Here are the instruction:

Skype Premium with Unlimited World, 1 month free

1. Sign in to your Skype account

2. Enter your payment details 

3. Complete the sign-up process

You can cancel your subscription at any time before the end of your free trial and your payment method will not be charged.

Here are the countries you can call to for free in this promotion:

Credit to Win10024 from Slickdeals for posting this offer.