No! It is not necessary to use rewriting tool. It is designed for the people with poor English to fulfill their needs. If you are a professional content writer, then it’s also useful for you. It will enable you to increase your vocabulary and synonyms memory. Recently, we have added up to 500,000 synonyms in this tool for english language and it will enable you to create content with more professionally.
Google is getting VERY good at catching spun content so you'd better be talented at manual spins. If they DO catch you, of course they'll spank you... and hard. So anything you use spun content on is inherently AT RISK. Worse yet... Google gets better at finding spun/poor content every year. So in the longrun you're screwed. I'd weight your other options and see if you couldn't find a cheaper source for manually hand written content.
This article spinner is known to have a team of friendly customer service representatives that are more than glad to accept any issues. Whenever theres a problem with the server or the system in terms of its features and functionality, then you can always escalate the problem to the best representatives available by submitting a ticket so that it can be resolved as soon as you reach out to them.
When you obtain one-way links as well as immediate visitors, you should properly address your document for it to be optimized well. Otherwise, the publication address for your target article may be confused and lost along the way. Extending your document is usually republished. There is a tendency that the WordAI can lose the article you are writing.