It's just old mom and pop owners, many do not even list the rentals online. 

You can also check their reviews online at Google, Facebook, or Yelp.

The water heater and furnaces are all in the basement so it looks like I don't have much choice.

The online gurus are the worst.

Unfortunately, while all the online places area great sources of information, you are much less likely to take action, or find someone to shadow, when online in a forum. 

Behind referral on on-line sources like Next door, Google review, FB marketplace, etc.  

The only 110v dryers I see online are small portable units.

Instead of piecing together information from random online sources, you get a cohesive learning experience.4.

Focus on identifying promising neighborhoods in the north or east bay by leveraging your husband’s contractor network, local real estate agents, and online deal-finding platforms.

The "online leads" trend becomes a vast pool of scams, each one discovering a new and "better" way to find motivated sellers via SEO/Paid adds/Social Media etc, and automatically aims to make a profit from selling those so-called leads.