1. This is how will look for your customer
If you want to know how can they reject a proposal, Click Here
2. The option will be in the Proposal Settings
If you don't want to show the Reject Option, Click Here
If the options are not showing up to your customer, Click Here
3. Once the proposal is Rejected, will go to "Proposal Rejected" automatically
We highly recommend to take a look into the Drips for that stage
4. This is how it will look for you
If you want to know how to re-Open a proposal, Click Here