A ball touching any part of the line is good. Players make call on their side of the net only. Any ball that cannot be called out is GOOD If partners disagree on a line [...]
A medical timeout shall begin when a player states the need for one. A maximum of three minutes is allowed for a medical timeout. His/her opponent(s) may begin timing the three minutes after which play [...]
If you feel a court is unsafe, you do not have to play on it. It only takes one player to deem a court unplayable. Agreement of all parties is not required.
Yes on both sides of your court. You may not call a let on adjoining courts even if your ball rolls onto another court. Exception: You may not call a let if the ball falls [...]