Summary Provided that the other requirements for creating a contract are met, a guarantee can be validly created over (or evidenced by) email, as email is capable of fulfilling the requirement that a guarantee be in, or be evidenced by, writing and signed. As an alternative, where the parties wish to execute a formal contract or deed of guarantee, but one or more of them is not able to attend a physical signing, they should consider a ‘virtual’ signing, as discussed below. Formalities for creating a guarantee Pursuant to a guarantee, one person agrees to answer for the liabilities of another or gives undertakings to procure that another person performs its obligations (eg a parent company guaranteeing that its subsidiary will carry out its contractual obligations). In the banking and finance context, guarantees generally relate to repayment obligations under loan facilities (whether in connection with a specific transaction, or pursuant to an all monies guarantee). A guarantee is a contract and therefore there must be an offer, acceptance and consideration in order to