Maisonette
This style of apartment is usually set over two floors in a larger house, although it has its own external entrance.
Mortgage
This is an amount of money a financial organisation such as a bank or building society lends to a purchaser to secure a property. This sum is typically repayable over a long period of time.
Multiple Agency
This situation is where more than one estate agent is marketing the property on behalf of the vendor. In this particular instance, only the agent who secures a successful buyer is paid their fees.