This is a repository of documentation files related to various topics, e.g. postal services.
https://creativecommons.org/licenses/by-sa/4.0/; last accessed: 20180601
Copyright 2018~2021 Usbong Social Systems, Inc.
Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.