Look and feel customizations are restricted to addition of logo/branding details of a partner organization. If you are interested in this feature, you need to contact us at firstname.lastname@example.org with the details and we will provide you with a toolkit to get this rolling.
For projects or implementations that involve larger changes to the user-interface, a mutual agreement will need to be signed off on for development and implementation.
Above is an example of a client who wanted more customization as they use the same platform for Vocational Learning. We changed the "Grade" to "Skills", Logo, Homepage etc