Smart Communications have introduced innovation to their Postpaid plan, they called it FlexiBundles. It is monthly customizable add-on to you base plan. They got 20+ bundles to offer which you have to enroll using Smart keywords and expires within 30 days period.
Flexi Bundles
Flexibundles is available to all Smart Postpaid Plans, so whether you are under Smart All-in Plans, Unli Data Plans, iPhone Plans, Unli Postpaid, Plan 349, Freedom Plan and the Family Circle Plans, you can enjoy Flexibundles.
Now you can no longer be tied up with a certain Postpaid feature that you really don’t need. On a monthly basis you can change your Flexibundles.

Flexibundle sample
There are more than 20 bundles to choose from starting from Call, Text, Combo, International services, Blackberry Services, and Mobile Surfing.
You have to memorize keywords though, each flexibundles has assigned keyword and access codes.
There are three simple steps to follow – (1) Choose your Plan, (2) Choose your Flexi Bundles (3) Choose your Free handset.
You can refer to Smart’s page for assistance on the Flexibundles, proceed here – http://www1.smart.com.ph/postpaid/plans/flexibundles
In other news, Smart did not confirm whether unlimited LTE access will be extended after June 30, 2013.