A business letter is a formal document used to request information about products, services, or make claims. There are several types of business letters including letters for making inquiries, sales, responding to inquiries, setting account terms, acknowledgements, placing orders, and adjusting claims. A letter making an inquiry requests specific product information and details like brochures to learn more about a product or service before making a decision.

1. A business letter is a formal and confidential document that writes about any business request.
THE TYPES OF BUSINESS LETTER.
These are the types of business letters we have:
Making an enquiry, Sales letter, Replying to an enquiry, Account term and condition, Letter of
acknowledgement, Placing and order, Making a claim, Adjusting a claim and Cover letter.
MAKING AN ENQUIRY.
The process of requiring for information about a product or service to include specific information such
as product type, as well as asking for further details in the form of brochure, catalog. Etc
Content of an enquiry type of letter business: The start: - Dear Sir/Madam or To Whom It May Concern.
Giving reference: - referring them to their advert, as in you write base of the publication made about a
vacant in their reputable organization. Requesting a catalog or brochure: - making request in order to
have more knowledge about a product or service of choice. Requesting further information. The
writer’s signature:- must be formal. Looking at it from this perspective is good but beyond this
perspective is: making an enquiry can set you on edge over other business organization