In conspiracy circles Green = go, Red = stop, yellow = caution. In this case the combination of red and yellow means green = go.... as in GRINGO, the super secret code that was meant for the anti-Castro Cuban snipers to proceed with the plan.
Why do you consistently reply when you cannot answer the question asked?
And yet, you can't explain why Mrs. Johnson received yellow roses while Jackie Kennedy received red roses when she received yellow ones the day before.
I have supplied you with the super secret code and with those responsible for executing the deed and this is the thanks I get.
The red roses went better with her suit?