The question says it all, I know many methods and I use a few myself but I would like another opinion
I use alcohol wipes on my phone. It evaporates quickly and shouldn't do any harm to the phone.
Current devices: T-Mobile Galaxy S6, Surface Pro 3 Core I5, Nexus 9, and Moto 360
Past Devices - Phones: Galaxy Note 4, Nexus 6, Nexus 5, Galaxy Nexus, Nexus S, Galaxy Note 3, Galaxy Note 2, Galaxy S5, Galaxy S4, Galaxy S3, Galaxy S2, HTC Incredible, HTC EVO 4G, HTC EVO, HTC Hero, Motorola Photon.
Tablets: Nexus 7 (2013), Nexus 7 (2012), Lenovo Yoga Tablet 2 Windows 8.1, Dell Venue 8, Galaxy Tab Pro, Galaxy Note 10.1 2014 Edition, Galaxy Note 10.1, Galaxy Note 8, Kindle Fire HD 8.4, Kindle Fire HD 7, Kindle Fire, iPad 2, iPad 1, Nook HD, Nook.