The following clauses in the agreement seem a bit weird to me, are these normal:The Property Owner shall obtain and maintain full control of renewal of property and liability insurance coverage naming the Property Manager as co-insured, including fire and a minimum of $100,000 liability coverage; the Manager has no duty or responsibility with respect to any insurance coverage.In the event the Owner enters an agreement for sale of the property, or an agreement to list the property for sale, Owner agrees Manager may terminate this agreement immediately, without any advance notice to the Owner.This Agreement may be terminated without cause at any time by either party with a sixty (60) day written Notice of Termination.

The last 3 have really caused us alot of problems and money. 

this is clearly a stressful time and causes inconvenience for them.

I feel like I have a decent grasp on the how to go about my first real estate investing venture but my nervousness has caused me to hold back.

He could really be a creep and you could lose good tenants cause no one wants to live with them.

Hey @Amir Navabpour, is the tree causing any issue currently? 

Would that cause issues backing out of the contract if I didn't have a report from a licensed contractor stating the issues why I wanted to back out? 

As for your original question--the short answer is yes, it could be possible for a sewer main problem to cause one toilet to back up, but not the other.  

Per this link, you have "just cause" for eviction in San Francisco, https://sf.gov/information/ove...So I would personally look for a lawyer to help me get them out.

See how they respond.If they agree, move to another PM and be done with it.If they intend to hold you to the penalty, respond back that they can't penalize you for canceling "with cause" when they failed to perform.