Trying to get your baby to sleep through the night is one of the most challenging aspects of parenthood. Knowing this, a mum wrote her neighbours a letter warning them about what was to come.
The exhausted couple left the note on each of their neighbours' doors explaining that they'd started sleeping training their baby and were attempting the "cry-it-out" method.
In the letter the "tired and sorry" mum apologised in advance for the crying everyone would likely hear, even inviting them to pop in for milk, sugar, egg or tequila if they should need it.
It read: "Apartment 207 here. I regret to inform you that we have begun sleep training our son. "After many sleepless nights thanks to the dreaded 4-month sleep regression, we have decided it
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