ACCESS_COARSE_LOCATION: Allows an app to access approximate location. Alternatively, you might want ACCESS_FINE_LOCATION.
ACCESS_FINE_LOCATION: Allows an app to access precise location. Alternatively, you might want ACCESS_COARSE_LOCATION.
CAMERA: Required to be able to access the camera device.
READ_EXTERNAL_STORAGE: Allows an application to read from external storage.
WRITE_EXTERNAL_STORAGE: Allows an application to write to external storage.
Other permissions
ACCESS_NETWORK_STATE: Allows applications to access information about networks.
BLUETOOTH: Allows applications to connect to paired bluetooth devices.
BLUETOOTH_ADMIN: Allows applications to discover and pair bluetooth devices.
INTERNET: Allows applications to open network sockets.
REQUEST_INSTALL_PACKAGES: Allows an application to request installing packages. Apps targeting APIs greater than 22 must hold this permission in order to use ACTION_INSTALL_PACKAGE.