When viewing the Orders page you may notice some Orders are listed as Pending. This means that the rider pressed the blue Checkout button on the online entry but did not complete payment. They are not currently entered. Generally in this situation the rider has changed their mind and decided they do not wish to enter the event. In some cases though the rider can have become confused during the entry process and may think they have entered the event even though they did not receive a confirmation email and no funds have left their account. Therefore it can be worthwhile to email riders who have a Pending Order to check if they still want to enter the event before entries close before doing that there are two important things to check!
Yes, this can happen in two ways.
Leaving an order in a pending state isn't really an issue however if a rider lets you know they don't want to complete the order you can select the recycle symbol to delete a pending order or the cross to reset a pending change.