This is a test of commonsense. Complete the next sentence:

How to go to sumilon island
Obtain a passport if necessary.
If you're traveling from outside the philippines and don't already have a current and valid passport, you will need to obtain one before being allowed into the philippines. Check online or with your local post office about how to obtain a passport.
It can take several weeks for your passport application to process after you send it in. Be sure to allow enough time between when you send your application in and when you leave for your trip.