You can register as a U.P. member via the registration form. You can find this form via this link or get one at the U.P. hol. You can can send the form to the adress below or email it to firstname.lastname@example.org.
to the attention of: U.P.S.V. “Unitas Pharmaceuticorum”
3584 CC Utrecht
You can deregister from U.P. at all times by sending an email to email@example.com. When you deregister after the 1st of October, you’ll still have to pay the membership-fee for the following academic year. Naturally, the membership-fee will be dropped for the next years.