Having an manuscript accepted for publication is an exciting moment. Your work will be available to the world! However many publishers' standard publishing contracts (often called a 'Copyright Transfer Agreement') will request you sign away all or most of your rights to the publisher. Unless addressed in the transfer agreement, you may be forbidden by the publisher to do the following:
Fear not! You do not have to sign the first contract presented to you. Before signing a contract think carefully about which rights you wish to retain and what the publisher actually needs to publish your book or article for the first time. Knowing what your rights are and what you may wish to do with your work in the future will help you figure out the best way to protect your rights while publishing your work. Questions you might want to consider are:
Source: Cornell University Libraries. Copyright Management. 2009.
SHERPA/RoMEO is a database of publishers' policies on copyright and self-archiving