In sensible jurisdictions, a tenant cannot be kicked out for non-payment of rent without a court order. That's right, a debtor who owes money to another cannot be booted without an independent government body approving it. So it's not inherently wrong to say a user of a free service should have some rights. In some situations, it's not fair to pull the rug out under people. I think that there will come a point where…
Now it is impossible to find unlimited rentals, every contract has yearly extensions! In some countries landlords even rotate tenants every two years, else they would get extra rights from long stay.