1) The Collective must set aside money for the full value of the lease contract in advance (in a separate Collective or Project), including rent and all associated costs such as utilities. This is to prevent a situation where rent has to be paid but the Collective doesn't have enough in their budget. E.g. if the lease term is 12 months and the rent is $1,000 per month, $12,000 must be set aside.
There are ways to mitigate the budget requirements, so less has to be held up front: