periodic tenanacy

Hi, I'd planned to move back into my PPOR next January when the lease runs out. However there is a spanner in the works now as the tenant wants to leave 1month early. I'm thinking about leasing my ppor as periodic tenancy as it will give me greater flexability in that I can move in when I...

Was curious if anybody could inform me as to what the minimum time requirements are for giving notice to a commercial tenant for a rent rise given the the tenant is under a periodic tenanacy agreement? (QLD) I'm finding it slow going on the web looking for the amswer.