A good way to look at this is in your aging buckets as a percentage of the total outstanding, excluding retention.
You should see very little in the 91-plus day part of the bar chart, maybe a minor red tip at the worst.
You should see a trend of the total percentage of your receivables that are 1-30 days or more past due coming down. We have seen contractors get these below 10% with rigorous attention to the collection process.
The other trend to look at on this same graph is your retention outstanding. It is very easy for a contractor to get into growth mode and only taking on longer-term projects to have all their cash held in retention.
Retention outstanding can be dramatically reduced by: