The physical transportation of the letter, postcard, parcel is called as a mail or the post. The postal service may be private or public many governments impose restriction on the mailing service which is private but some places do accept and mailing service is prompt. The mailing services are considered to be most important aspect in the transportation of parcel, post cards, letters.
The mailing in present days:
The present system of mailing is done in an organized way by the local government and private services in which they all are connected with the international regulations and these regulations are connected to the organizations with the international agreements. The paper letters and parcels can be sent to any part of the world which is relatively very easy and cheaper for the costumer to.
The internet has made the world connect more easier and one can send an email from any part of the world but the conventional mailing service is still alive and as some of the information sharing system in the governments and some private bodies are still in the physical mailing system. This keeps the system still alive as the physical system of mailing is still in progress. The system is organized pattern in the mailing as the location in some countries can be ascertained by the pin codes or the zip codes or the locations ids which are regulated worldwide. Some good advancement in the system is the bar-coding system which has made that the costumer can track the mail timely from which location to location and any kind of the misplacement or lost during the mailing it can be traced more easily by the bar coding.
Nowadays the mailing service has also merged with airlines to deliver international mailing and parcels and this kind of system has made cheaper mailing system for the costumers than the private players.
The postal service may be private or public many governments impose restriction on the mailing service which is private but some places do accept and mailing service is prompt the physical transportation of the letter, post card, parcel is called as a mail or the post.