Don’t spend more than 1/3 of your gross monthly income on house costs( Rent). For instance, if you earn a gross of KES 30,000 in a month, spend KES 10,000 or less on your rent. The rest should be directed to consumption spending and saving.
The 30% rule was first established by the USA government in the 1960s as part of public housing regulations.
Though flawed ( doesn’t account for inflation and rising rent prices) experts upto today think that it’s a reasonable benchmark and advise people to follow it.