With the paid premium membership, you can write domestic helpers of your choice, access to CV and supporting documents, and knowing who visited your job offer.
By the way, the premium membership is not a recurring subscription. It is only valid for the booked period of 1, 3, or 12 months and does not renew automatically, i.e. it then reverts to the free basic membership.
You can see all the premium benefits in detail here: Prices