I have a project which I have created for one of my clients.There is a new project starting which is going to be similar can I copy the details into a new project?
Unfortunately at this point you cannot clone or copy an existing project.
The best thing to do in the scenario is to create a 'Project Template' for you client.
To create a template: (only available to Project Managers)
See Wiki article 'Creating Project Templates' under 'Project Management' for full details.