How to get a proof of service of the petitioner?

Post is unclear. Proofs of service are to be filed with the court (except for discovery responses). Get a copy from the court file. Otherwise...

Which rules apply in the Superior Court of California?

The statutes like Code of Civil procedure, take precedence over the Rules of court State or local, if there is a conflict.

Consult a med mal atty. You can sue, but unless you can show the doctors mis diagnosis was below the standard of care, there is no malpractice....

Was on city bus bus driver stopped short causing car to hit us from behind went by ambulance to hospital who is liable?

The rear ending car and possibly the bus driver/company. Seek a lawyer asap, as suing the bus co may have certain short time requirements.

DK isn't the only person in Huntington Beach. Check with the govt entity that controls the area where the camera is. Some are functioning, but not...

Worked for a city accident in their truck hit from behind.

If city has filed suit against the other party, you can intervene/join or file your own suit. Unfortunately if the comp carrier actively pursues...

A demurrer can be filed in response to your amended complaint. Until the demurrers are overruled, the deft doesn't have to file an answer. You...

When an amended complaint is filed, does the opposing counsel need to submit their answer within 30 days or are there

An answer and demurrer can be filed at the same time, though not usually done.

If defendants' anti-slap motion is scheduled to be heard on Oct. 30th, when is my opposition due?

10/17. Serve personally, or by overnite mail.

If you have ins, your company will hire an atty to defend you. If you had no ins, you need to talk to a local lawyer asap.