My letting has not started yet, can I change between FLEXI and FIXED 23 November 2021 11:53 Updated This maybe possible. Speak to your Letting team on park to discuss what options are available to you. Related articles How much letting income will I receive? Will my FLEXI income be impacted from the regrading? Can I have my early letting income to my owners' account I let my holiday home with Haven Simply Letting, will my income change with the new grades? When will I receive my 2022 letting bonus?