from the perspective of the woman who's wearing them- typically on the left
The ladies put their buttons on the left and the button holes on the right.
click the left button once then hit the right button then hit the right button two times then hit the left button then hit the right button three times then hit the left button then hit the right button four times then hit the left button then hit the right button five times then hit the left button then hit the right button six times then hit the left button.
click the left button once then hit the right button then hit the right button two times then hit the left button then hit the right button three times then hit the left button then hit the right button four times then hit the left button then hit the right button five times then hit the left button then hit the right button six times then hit the left button.
click the left button once then hit the right button then hit the right button two times then hit the left button then hit the right button three times then hit the left button then hit the right button four times then hit the left button then hit the right button five times then hit the left button then hit the right button six times then hit the left button.
click the left button once then hit the right button then hit the right button two times then hit the left button then hit the right button three times then hit the left button then hit the right button four times then hit the left button then hit the right button five times then hit the left button then hit the right button six times then hit the left button.
click the left button once then hit the right button then hit the right button two times then hit the left button then hit the right button three times then hit the left button then hit the right button four times then hit the left button then hit the right button five times then hit the left button then hit the right button six times then hit the left button.
Press the left button from 1 to 6 times, then the right button to light the letter. I.E. : Push the left button once, then the right button once. Left button twice, right button once. Left button three times, right button once. etc.
Press the left button from 1 to 6 times, then the right button to light the letter. I.E. : Push the left button once, then the right button once. Left button twice, right button once. Left button three times, right button once. etc.
Press the left button from 1 to 6 times, then the right button to light the letter. I.E. : Push the left button once, then the right button once. Left button twice, right button once. Left button three times, right button once. etc.
Press the left button from 1 to 6 times, then the right button to light the letter. I.E. : Push the left button once, then the right button once. Left button twice, right button once. Left button three times, right button once. etc.
Right. Supposedly, women had servants to button their fancy dresses so this arrangement made it easier for someone else to fasten the button. Men's shirts have button holes on the Left, which makes it easier for them to fasten their own shirt.
It might mean there is a button positioned on the left, and another button positioned on the right, and you should not push the button on the right.