Tenant and landlord obligations ...

As a tenant you are obliged to do the following:

Keep the property clean
Avoid damaging the property and inform the landlord ASAP if any damage is done
Ask for permission to install fixtures or make alterations, renovations etc
Avoid being a nuisance to the landlord or neighbours.
Not participate in anything illegal on the property.

Your landlord is obliged to:

Keep the premises in good repair
Ensure the property is secure by making sure all doors have locks and windows are secure
Immediately provide the tenant with a new key after changing any locks.
Avoid disturbing tenants unnecessarily