A membership agreement is a type of contract used to add a new party to an existing contract, making the terms of the new contract binding on the new party as if they were a party to the original contract. . and the applicable first lien representative must have notified the guarantee agent that this agreement or instrument constitutes the loan agreement (or part thereof) and must have signed and handed over to the guarantee agent a member of the guarantee agency and the intercreditary agreement. . The Company will ensure that each of these authorized subsidiaries becomes a party to the Guarantee by making a membership in the Guarantee that is appropriate in form and content for the required holders. Party membership is also divided into two categories: permissive junction and compulsory joining. .