An effective paragraph provide an specific information that helps the reader understand the single idea.

An introductory sentence is part of the structure of a paragraph.

The topic sentence presents the main idea of a paragraph.

The supporting sentence is place after the topic sentence and before the concluding sentence.

The concluding sentence brings the closure of the paragraph.

The concluding sentence provides new information.

Using signal devices can strengthen the connection between sentences in a paragraph.

Coherence means that all of the sentences in the paragraph are related to the topic sentence.

A good paragraph develops the topic sentence by giving concrete evidences, examples and specific details.