Another four people including a woman were arrested by police in a sting for serving extortion notes to shops in the city today.
The special cell of the East Khasi Hills police laid a trap and arrested the four at Palace Hotel in Ïewduh.
The names of the suspects were not divulged but police said several counterfoils and one book of “Ki Khlur u Hynniewtrep” were seized from their possession.
An FIR has been received stating that they demanded for an amount of Rs. 15000 yesterday evening, which was meant to be collected today, police added.