It's great you want to optimize your property management on your first two, but you should also optimize the properties themselves before looking to buy anything else.

To choose an optimal investment location, follow these steps:Select a city with a metro population >1M and sustained and significant population growth.

Our electricity bill went from $4100 / year to $833/year (with added 2 EVs)With that being said, to answer the question of ROI, it is SO dependent on your usage and local pricing scheme, and you really have to do your own homework to dial in the right system set up to achieve the optimal results.

Continuous evaluation of market trends also played a key role in setting the optimal sale price.

FULL STOP  Your ability to make such a profit will depend on your ability to manage the asset better than the prior owner.As a seller, the broker should be helping you determine the price point, at that time, that attracts enough buyers to achieve an optimal sales price.

My concern with both the refi and sale option is getting less than optimal terms if the NOI isn't there to justify the values. 

Work with a CPA to optimize your tax returns to reflect sufficient income for future loan approvals.

How do you keep your listing fresh and appealing to attract new guests? Any tips on updating photos or descriptions effectively?

Mastermind Groups are optimally no more than six regular members.Where are you?

Profits do not justify their effort even with the ADU addition in this case typically not being hands off .Here is a list of things that make ADU additions a less than optimal RE investment but the value added and starting with tens of thousands negative is a big one that needs to be well understood. 1) The value added by the ADU addition is often significantly less than the cost of adding the ADU.