the majority of publisher and journals allow authors to archive their work under certain conditions, other publishers are more restrictive. Typically, when an article is published, the author assigns copyright, or gives a copyright license to the publisher. Depending on the particular agreement that is signed, the author retains more or less rights to use the article. Some agreements forbid the author from photocopying the article, using it in teaching, or mounting it on-line. Other agreements are more liberal and allow the author to retain rights to use the article as they wish. SHERPA runs the RoMEO service, which lists publishers and their associated copyright agreements. Use the RoMEO service to search for a publisher, or a particular journal, to see what rights are assigned to publishers and which are retained by the author. Which Repository Funders may have requirements for research to be deposited in a particular repository: some subject-based repositories have been set-up for this purpose. SHERPA runs a service called JULIET which lists funders' rules and if they have a requirement for authors to use a particular repository. Otherwise, the great majority of research-led universities in the UK already have an institutional repository for use by their staff. A list of UK institutional repositories and contacts is available from this site. If you belong to one of these institutions, then such a repository is probably the best place to hold your eprint. Remember, other researchers will find the eprint irrespective of which repository holds it - the