Piston: Design Help

Best way to send message to only certain contacts depending on conditions? (5)

Some help please with a HttpGet piston ( 2 ) (36)

Passing Parameters (2)

X2 save matching devices problem (7)

Wait for a specific month? (3)

Question about Time Condition (12)

Away + Time lighting automation not working properly (12)

Device status information in an expression (5)

Front Door Knock, Lights Turn on, Then turn off with switch (20)

Condition: Is After 8:00am (4)

Philips TV Turn On/Off (1)

Different Arrival Routines Based on Occupancy (2)

Set Thermostat Set Point Based On Outside Temperature (3)

Door unocked alert based on usedCode (4)

Presence sensor piston - Commute Times ( 2 ) (26)

Set variable with list of devices that are on ( 2 ) (28)

Turning Off Porch Lights If Turned On During The Day (13)

Nest Data Logging (5)

Changes to Inactive Not Working if I Don't First Activate Motion (2)

RGBW light does not turn off when zwave light turns on (10)

Local web request ( 2 3 ) (50)

Simple question - firing a piston once a day (8)

Execute action once per day (5)

How Many Minutes Left Before Sunset (3)

Override Automatic Mode Using Presence Sensor (3)

Simple motion trigger not working (9)

Scrape temperature data from website (7)

Arrival sensor help (7)

How to implement switch statement (5)

Efficient population of a List with fixed data (5)