Love that first one! That wall/doors and the tile in the second are to die for. I would love shooting in that location!
My nitpicks are that #3 & 4 look like they have red or pink color casts. Possibly that last one as well.
Love the tenderness in #4. Are they brother and sister? I doubt that my brothers would have ever let me lay my head in their laps without them trying to attack me somehow