advertising advice alert announcement bargain black block block-of-land communicating communication conditional conditions dark deposit detailed details fixture font historic history information informing Kalamunda land land-sale lettering light notice notification offer price pricing promotion real-estate rectangular red sign signage Western-Australia background empty fence fire-hazard grass grasses green hazard hazardous neglected plant pests problems property risky self-seeding shimmering shiny spring suburban block textures unattended undeveloped land unneighborly unneighbourly vacant vacant block vacant property vegetation weeds wild oats abstract abundance abundant angles appearance blades colors colours edges environment environmental flora foliage greenery ground-cover growing growth natural nature plants seeds seedy suburban-block texture undeveloped-land wild