public boolean applyDistanceRule() {
        return mayApplyDistanceRule()
                && (getType().applyDistanceRule() || hasUserModifiedCoords());
    }
Get number of overall finds for a cache, or 0 if the number of finds is not known.
TODO: 0 should be a valid value, maybe need to return -1 if the number is not known
main/src/main/java/cgeo/geocaching/models/Geocache.java