Gwent Police have issued a warning to shop owners following a number of thefts from tills.
The incidents took place between 5pm and 8.20pm on Wednesday, July 3 in shops in Trethomas and Bassaleg.
In a statement, Gwent Police said: “Officers are advising shop owners and businesses in the South Caerphilly area to be vigilant following a number of thefts from tills.
“We are investigating a number of similar incidents, where the offender has attempted to purchase items in the store and whilst at the till, has attempted to reach over and take money.
“Officers are appealing for information from anyone who may have seen someone acting suspiciously in the area at the time.”
Anyone with information can contact Gwent Police on 101, quoting log 462 of 3/7/19.
Gwent Police can also be contacted through direct message on Facebook or Twitter.