Yes, feiyr.com gives you the opportunity to select each portal individually and offer your music for publication there. There is no obligation to select all available portals. You can choose the portals that best suit your music, depending on your preferences and goals.

Please note that under the terms of the Licence Agreement, you are not allowed to supply the portals directly. As a distribution platform, we take responsibility for the delivery of your music to the selected portals. All you need to do is select the portals you wish to use during the booking process and we will take care of the distribution and publication of your music in accordance with the portals' terms and conditions.

Please note that some portals may not be available for you to choose from.
This may be due to the genre of your music or the fact that your release is not intended to be used for user-generated content.