Spinner is used for spinning text content into many variations for further usage, such as submitting spinned pieces of text to website directories, article directories, Web 2.0 sites, blogs and so on.
SeoDev Spinner is very simple to use, as it has only one function, and everything is tailored to that function, that is to spinning content.
To use it efficiently you just have to prepare a text in advance, so that you have to only copy and paste it into SeoDev Spinner text field (surely, you can do all the writing work inside the software, so it's up to you which method to choose). Remember, that the more variations of words, phrases, sentences, and even paragraphs you use, the more unique texts the more love from search engines you will get.
The software uses special formatting for spinning content. You may have already used it as this type of formatting is the most common for spinners.
The formatting is the following: word1|word2|word3, where and define the beginning and the end of a piece of text that would be spinned, and | divides the variations that will be rotated while spinning. You can come up with variations not only separate words, but for phrases, sentences, and even paragraphs as well.