If one or both of you are stubborn and unwilling to compromise on business issues, you can do some real damage to your relationship.Only you and your spouse can make that judgment, but on general principle, I'm not in favor. 

@Chase Williamson some tenants are smart or stubborn...but for the most part you should be able to SELL them on the rental increase.

If you are a wholesaler, then I am with the seller and will be stubborn.

Some appraisers will appreciate your efforts and work with you, some are stubborn and egotistical and won't even look at the comps you're using.

Talking to the broker reveals that the seller is a stubborn old man and has turned down a $4-$7 sqft/mo offer from 7-11 because he wont give free rent or TI.

@Lindsey Spivey Sounds like a very stubborn seller and the realtors aren't helping the situation lol.

I've seen Landlords stubbornly refuse to use a PM because they can't see giving away 10% of their income.

.” – PwC 2019 Emerging Trends“Success will elude those markets remaining passive or stubbornly applying 20th-century approaches—real estate expansion to ride economic growth—to 21st-century challenges.” – PwC 2019 Emerging Trends

Regarding your question....I think both buy-and-hold investors and flippers are looking for more creative ways to add value to their acquisitions, considering this market seems to be softening (while sellers are stubborn and think their homes will continue to appreciate the way they have the last five years).

Maybe a seller is afraid that a buyer is going to level that house and they have many childhood memories in the house, so they're being stubborn.