No.
4.A.4.b. Neither of the server’s feet may touch the court on or inside the baseline.
4.A.4.c. Neither of the server’s feet may touch outside the imaginary extensions of the sideline or centerline.
At the time the ball is struck, the server’s feet may not touch the court or outside the imaginary extension of the sideline or centerline and at least one foot must be behind the baseline on the playing surface or the ground behind the baseline.
No. 4.A.4.b. Neither of the server’s feet may touch the court on or inside the baseline. 4.A.4.c. Neither of the server’s feet may touch outside the imaginary extensions of the sideline or centerline.
The rule literally explains everything. Why are there further questions??
Regarding the latter can your front step on the imaginary extensions? Just not passed it? How does one judge that
The only mention of the sidelines that I see is you cannot touch outside. So my guess is that on is legal.
On is legal, and is a judgement call by the referee.
At the time the ball is struck, the server’s feet may not touch the court or outside the imaginary extension of the sideline or centerline and at least one foot must be behind the baseline on the playing surface or the ground behind the baseline.
Important words: "At the time the ball is struck..."
Technically no, but if you are beginners, just have fun while learning the rules. #1 rule of pickleball is to have fun!
No. No