The postal service provide facilities to the business in different ways like:

(i) Cheaper means of communication: Postal mail services are available at relatively much lower rates than any other means of communication. Newspapers and journals have large circulation and reach the people even in remote villages because of postal services. This is made possible because newspapers and magazines can be sent at concessional rates. 

(ii) Encourage Savings: People of ordinary means are encouraged to make small savings through the various small savings schemes run by the post offices. Besides, savings through the post offices are allowed tax concessions, e.g. savings in National Savings Certificates and Public Provident Fund. There is also provision for prizes to be given to people saving in post offices. 

(iii) Safe remittance of money at lower rate: The cheapest and most common means of remitting money is by money order through post offices. If money is to be sent urgently, it can be done by Telegraphic Money Order. Postal order is another mode of transfer of money

(iv) Promotion of trade: Availability of postal services has facilitated the growth and expansion of both internal as well as external trade. Trade enquiries are made and business deals are finalised through correspondence. Placing order, intimation of sending goods, reminders for payments are mostly communicated by post.

(v) Facilitate distant learning: Open Schools, Open Universities and other institutions offering distance and correspondence education, educate learners by sending instruction materials through post. They also make all correspondence with the learners through the post office.