Mobility is important to maintain support to the labour market. Kazakhstan, like most OECD countries, may wish to focus on regulating contractual aspects of tenant-landlord relations. The main motivation for restricting freedom of contract is that bargaining between landlord and tenants is often unequal, either the risk that landlords exploit their market power or that tenants hold up landlords’ property (if no sanctions for unpaid rents are provided for, for example). Box 2.10 provides a summary of the rental market regulation in across OECD countries, w'hich cover two key areas of rental markets: rent control and tenant-landlord relations.