[header] How to throw a summer backyard party [title] Choose the venue. [step] If you are having a lot of people over a large backyard is a must. It doesn't have to be your yard. 
Ask your parents if their yard is larger, join forces with the neighbours and spread the fun across more than one yard. Ask the local authorities if you can spread the party to the lane, road or green space in front or behind your yard if you wish.