If you dont know how to efficiently desdign and decorate a backyard space, you should either receive professional assistance or do it on your own by imlementing some ideas caring about important details. The question of how to design a backyard space can be answered in several ways. Simple and plain designs are more popular as these type of designs are budget friendly and still very functional.
You can star designing your backyard by installing a nice outdoor lighting. Then you can place a table and several chairs around it. If you like grill parties, a good grill will meet your needs.