Computers are integral to many aspects of modern society such as travel, business, education, communication, retail, and entertainment. They are used for navigation, financial transactions, remote work, social media, barcode verification for retailers, and entertainment activities like gaming. Computers have become essential tools across multiple domains of life.

1. Computer systems in society
By Danny Allen

2. Travel
Computers are used in travel for things such as
bus cards and oyster cards. It also used in
navigation for ships or planes.

3. Business
In business computers are used for storing data
such as money gained and spent and also for
business transactions and moving money from
bank to bank.

4. Education
In Education computers are used for doing work
or being able to work at home, or registering
student.

5. Communication
Communication uses phones to text and call
other people, it can also use computers on
applications like facebook or google+.

6. Retail
Computers can verify barcodes, this removes
them from the database. You can buy products
from the internet that allows 24/7 shopping

7. Entertainment
In entertainment you can watch TV, read books,
and play games on computers.