The transactions tab is a useful tool to see what stage your clients pending transactions are. For each trade there is a different status. The meanings of these status's are as follows:

Pending - The order has been routed to market and is awaiting executions

Waiting - The order is awaiting s linked payment or linked order to complete as part of a pay & invest or rebalance 

Completed - The order completed

Checking - The order has been flagged as suspicious and the Service Centre will check this

Calculating - This will happen where there is a FAD gross withdrawal which has been submitted but not yet paid. 

Deleted - the Order deleted due to error