There are some very important considerations when you approach the termination date of the lease. Negotiate for a new Lease: you should start talking to your landlord at lease 6 months before the expiry date. If negotiations break down...
Under the Retail Leases Act the landlord (lessor) is responsible to pay the cost for the preparation of the Lease. If a tenant engages a legal advisor to go over the Lease, then the tenant (lessee) is responsible for his own advisor.