If work is done on the system then it has a negative sign. If work is done by the system then it has a positive sign.
choose the sign of your day
World Peace Sign day is 24.05
In American Sign Language, you can sign "Have a nice day" by using the signs for "Nice" "Day" and "Enjoy." Simply sign "Nice" by stroking your chin with your dominant hand, then sign "Day" by drawing a horizontal line in front of you with your hand, and finally sign "Enjoy" by bringing your non-dominant hand up to your chin and flicking your fingers out.
Why are they having you sign it? If they have you sign it just as a way of acknowledging your schedule so that you cannot say that you didn't know you were suppose to work. Yes, it is fine. This also protects you. If you have a shady manager who posts a new schedule having you work on a day you were off on in a previous schedule which you signed. You missed that day and he tried to have you fired. You would have something to prove that they changed your schedule without notice. Just make sure you make a copy of what you sign. Heck even have them sign your copy.
Maybe it is just some countries dont work, im ahving the same problem.
Just Wait A Day And It Should Work .
If you were born on Christmas day your Sun sign would be Capricorn
Due on the day you sign the agreement.
Work is energy lost from a contained system.
when are u going to sign back the contract for the work programme.
In those days artists did not sign their work as it was done for the glory of God, to sign it would have been seen as an act of sinful vanity.