List of tables and operations that LetSync Online supports:
| TABLE NAME | QUERY | ADD | UPDATE | DELETE | VOID |
| Account | True | True | True | False | False |
| Bill | True | True | True | True | False |
| Bill Payment | True | True | True | True | True |
| Class | True | True | True | False | False |
| Company Currency | True | True | True | False | False |
| Company Info | True | False | True | False | False |
| Credit Memo | True | True | True | True | False |
| Customer | True | True | True | False | False |
| Customer Type | True | False | False | False | False |
| Department | True | True | True | False | False |
| Deposit | True | True | True | True | False |
| Employee | True | True | True | False | False |
| Estimate | True | True | True | True | False |
| Exchange Rate | True | False | True | False | False |
| Invoice | True | True | True | True | True |
| Item | True | True | True | False | False |
| Journal Entry | True | True | True | True | False |
| Payment | True | True | True | True | True |
| Payment Method | True | True | True | False | False |
| Purchase | True | True | True | True | False |
| Purchase Order | True | True | True | True | False |
| Refund Receipt | True | True | True | True | False |
| Reimburse Charge | True | False | False | False | False |
| Sales Receipt | True | True | True | True | True |
| Tax Classification | True | False | False | False | False |
| Tax Code | True | False | False | False | False |
| Tax Payment | True | False | False | False | False |
| Tax Rate | True | False | False | False | False |
| Tax Service | True | False | False | False | False |
| Tax Agency | True | True | False | False | False |
| Term | True | True | True | False | False |
| Time Activity | True | True | True | True | False |
| Transfer | True | True | True | True | False |
| Vendor | True | True | True | False | False |
| Vendor Credit | True | True | True | True | False |
