This book is written bases on real observation and operation of Forest Management Unit (FMU), which in Indonesia is well known as KPH (Kesatuan Pemangkuan Hutan), throughout Indonesia until the year of 2014. Issues on sustainable forest management and involvement of social community are becoming hot issues both nationally and internationally. The Indonesian government concerns much on these issues and keep developing management system of sustainable forest. Due to that, Forest Management Units are developed throughout Indonesia for achieving the sustainable forest management and involving social community so as to realize forest which is managed considering the sustainability of the forest and is really providing prosperity for people as well as to maintain the sustainable existence of the forest area.