There are apps that work with QB desktop and automate statements along with accepting customer payments.One such app is - https://appcenter.intuit.com/app/apps/...
Short Answer : You can't for ACH from within QBAlthough you can use an external app to do that for you .You can use the free version of PayorCRM if the number o...
There are other external applications that can automate this.They can pull invoices and automate the sending of mails based on certain triggers and dates (for e...
There is a linked id to uniquely identify a customer .I work with a company called payorCRM which is basically a plugin for QB desktop and Online.You can go ahe...