My lease is expiring and I want to move out when it does but my roommate doesn't want remove me from the lease. What can I do?

You can unilaterally end your part of the lease. When a lease ends, everyone goes month to month. It only takes one tenant to end the lease. So you...

How I postpone trial date, preferably online considering I am out of the country ?

A trial must be set within 21 days of the request date so the clerk had no choice.

Are we able to accept rent during the term of our lease after we issue an notice of non renewal?

You can and always accept rent up to the day they move out. However, notice has to be at least 30 days if they've lived there less than a year, and...

Can my landlord increase my rent more than 30%?

Unless you live in rent control, there is no limit to increases as long as there is 60 day notice.

30 day notice served to landlord mid July, can landlord refuse to accept partial rent payment for August and serve eviction?

It's not harassment if she's breaking the lease. CA law allows for very few exceptions to breaking a lease, and being old or medical situations...

Am I entitled to a relocarion fee if landlord is selling the property and the new owner evicts us?

Only if you live in a rent control (RSO) rental or if the new landlord evicts before the end of the lease. If it's a normal rental, all the...

Maybe. You should contact a tenant lawyer because it sounds like you have a bigger case than just relocation.

Can I get back rent if my landlord knew she rented me a illegal unit?

Probably. Contact a tenant lawyer. You may have a good case.

Contact a lawyer. It's just my opinion but I think you misunderstand some of the rules/laws here, but you may have a case that a lawyer will take...

What reason would my landlord “decline my requests” for certificate of occupancy?

Contact a lawyer, I think you'll need one very soon. A good lawyer can work on contingency (not charge up front) on a case like this.