AITA For refusing to rent my house out to my sister in law?
A man refuses to rent his family’s home to his sister-in-law at a steep discount, citing her history of trashing apartments and leaving him to cover her past debts. With plans to move for a growing family, he wants to rent the house to a family with kids, not a single woman with dogs. Is he wrong for drawing a hard line?
Tensions rise as his wife feels torn, wanting to help her sister despite past troubles. The sister-in-law’s bold request for half-price rent sparks a divide, testing family ties and financial boundaries. This story explores the risks of mixing money with family and the challenge of standing firm under pressure.

‘AITA For refusing to rent my house out to my sister in law?’
The story kicks off with the couple’s plan to rent out their home and an unexpected request.



The man shuts down the request, citing his sister-in-law’s unreliable history.


Conflict brews as the wife considers helping her sister, but past troubles weigh heavily.


The man’s firm stance creates a rift, despite his wife’s acknowledgment of his authority.


This story revolves around protecting financial assets and setting boundaries with family. The man’s refusal to rent to his sister-in-law is grounded in her proven track record of damaging apartments and leaving him to cover significant costs, including two years of rent and repair bills. Her request to slash the already low £600 rent to £300 shows a sense of entitlement, especially given her lack of a stable job or evidence of changed behavior. The man’s preference for a family with kids aligns with the house’s child-friendly design, making his decision practical for the rental market.
Some might argue he should give his sister-in-law a chance, especially since his wife feels torn, and a temporary arrangement could help her get back on her feet. However, promises of change ring hollow without concrete proof, given her history. Family therapist Dr. John Gottman notes, “Trust in families is built on consistency and accountability”. The sister-in-law’s immediate push for a discount suggests she’s still seeking handouts, putting the couple at risk of further financial loss.
From a broader view, this saga underscores the perils of mixing money and family ties. The strain between the man and his wife highlights differing approaches to family obligations, with the wife swayed by emotional ties. Yielding now could lead to repeated financial burdens, especially with a new baby on the way, making the man’s stance a protective measure for their future.
Advice: The man should stand firm but have a heartfelt talk with his wife, explaining that this decision safeguards their family’s financial stability, especially with a new child coming. Highlighting past losses can help her see the risks. If she insists on helping her sister, they could explore alternatives like assisting with apartment searches or short-term financial aid, but not involving their home. A clear rental contract for any future tenant will further protect their investment.
Let’s dive into the reactions from Reddit:
The online crowd rallied behind the man, warning against the risks of renting to his sister-in-law.
Many stressed the dangers of financial dealings with family, especially with her track record.


![[Reddit User] − NTA. This is just asking for a bad situation, mixing family, money and a rental house. She hasn't even moved in and she's already asking you to...](https://en.aubtu.biz/wp-content/uploads/2025/10/wp-editor-1761553867876-3.webp)



Commenters slammed the sister-in-law’s audacity to demand half-price rent.






Others emphasized safeguarding the property and drawing clear lines with family.





This story underscores the need to protect financial assets and set firm boundaries, especially with family members who’ve proven unreliable. Helping loved ones is noble, but not at the cost of stability. Open communication with a spouse can bridge emotional divides and find safer ways to support family.
Should the man give his sister-in-law a chance with a strict lease, or keep saying no? How would you balance family ties and financial security in this situation? Share your thoughts below!
