Master bath has soaking tub, 2 sinks and shower!

In accordance with the 2016 CRC, a dwelling unit could be sized to accommodate a habitable room(s) with a minimum of 70 square feet; contain a bathroom including water closet, lavatory and bathtub or shower; and a kitchen area with a sink.

If you're looking for rentals soon, why sink your money into a personal residence that needs rehab?

It doesn't take too many bad reviews to sink your ship. 

That's more palatable but assumes you have to sink money into it AND you're getting top rent every year. 

At that time we found the sink cabinet was water damaged and replaced it (still not 100% sure if Tenant, we took the hit on it), sewer line backed up due to roots and had costs associated with jetting & roto-rooting sewer and hot water heater replaced.  

I don't think this is the best area to sink all of your money, but I did find that these rehabs were relatively painless for a first time investor.

Hire a cleaning crew to come in at least twice a month to toss the pizza boxes, chisel the tub and sink down to the porcelain, and scrape the ketchup off the ceiling.

The real kicker is that it had a sink hole repaired at a corner of the house back in 2007.

Here's what I gleaned as a summary of hardening tips for reducing turnover/maintenance costs:panasonic bath fans with timers in bathrooms4 coats of poly on wood floorsdouble door stopstile floors, showers vs surroundssingle lever shower valve vs. doublereplace toilets with steel parts/mechanicals whenever it starts to runKwikset smart keys (some debate over efficacy)door stoppers on all hingesremove pop-up drains and replace with commercial drains2' drain lines from sinks with an accessible clean outbuy a key cutter - maker for $50 on craigslistGranite tile counters - need a diamond polisher and tile sawUsed Fixed vs. friction shower rodsKeyed deadbolt and passage knob on outside doors to prevent accidental lockout5/8' fire core drywall - can't put a fist thru it and its fire-resistant1/4" board to back up towel rodspolyurethane cabinets under sink to pre seal and drain water to the floor2x4 base under cabinets to prevent particle board cabinets from failing where they meet the floorVinyl scrap under sink and up the back wallBest of luck!