redectorating the house… IDEAS ACCESSORIES AND TIPS PLEASE!!!!!!?

what kinds of decorating should we put in these rooms any thing will be appreciated!! thanks in advanced! (pillows, candals, curtains, etc!)all paint is benjamin moore brand

~ hallway
walls: horizon gray
white trim, black long rug, dark silver table against the wall

~guest room
walls: morning sunshine
white lace curtains, yellow rug

~living room
walls: DillWeed (sage green)
green chair, beige rug, white [...]