Hello, and welcome to the Rogue forum, glad to you have you with us!!
Plesae review the brief guidelines for posting at the top of the main Rogue page. It gives good tips for searching the existing wealth of knowledge that already exists on this page from knowledgable people as well as just regular Rogue owners seeking to increase their knowledge.
The answers to your topic have been posted in extensive detail, so there's no need to start a new thread. Please see the Glossary/FAQ page listed at the top of the main Rogue forum page, here's the direct link:
zerothread/307234
Look under the FAQ section under "break-in period" and "synthetic vs. conventional oil". Also, if you use the search function there are more threads on this topic that have not yet been integrated into the main index FAQ yet. If you run into any troubles or have additional questions, please post in any of the above referenced topics.
Also, I encourage you to post often with not only questions but also share you experiences and thoughts. Your contributions are much appreciated!!