The tank services industry exists to assist companies in maintaining their tanks.

Arabic language schools exist to assist students to learn Arabic outside the academic world.

It also exists to assist and support missionaries and the communities they work in.

Prior to the 19th century, few formal charitable organizations existed to assist people in need.

There are also many firms that exist to assist people in setting up offshore accounts.

Many tools exist to assist programmers and make the calculator a powerful programming environment.

The current method of public funding is the civil legal aid scheme which already exists to assist litigants who fall within its limits.

Other programs exist to assist communities in the process of building community coalitions for engagement.

Commercial services exist to assist those unfamiliar with how the ceremony is performed.

Over 60 different federal organizations exist to assist or regulate business.