Show me the 10 latest sale transactions in Singapore postal codes 823308 and 823310.

To view the latest sale transactions for the HDB blocks at 308C Punggol Walk (823308) and 310C Punggol Walk (823310), you can use the tools available on EdgeProp.sg.

Here’s a general guide on how to find this information:

1. Visit EdgeProp.sg: Go to the EdgeProp website.
2. Use the Search Tool: Navigate to the search section and select "HDB" under the property type.
3. Enter the Block Number: Input the block numbers 308C and 310C Punggol Walk, and the postal code 823308 and 823310 respectively.
4. Filter Transactions: Use the filters to select "Sale" transactions and sort by the most recent dates.

As of the latest data, here are some steps to interpret what you might find:

- For 308C Punggol Walk, recent transactions might show sales ranging from approximately $868,000, depending on the unit type and floor area.
- For 310C Punggol Walk, you would follow the same steps to find the latest sale transactions.

To get the exact and most up-to-date information, it is best to check the EdgeProp website directly, as the data is frequently updated with new transactions.

You can also set up alerts on EdgeProp to receive notifications when new transactions occur in these areas, ensuring you stay informed about the latest market activities.