I can't post phone numbers here but you can find them with a quick google search. 

-Be able to turn your phone off because your voicemail lists an emergency contact for your on call plumber/hvac guy.

ISpeed want's recording's of calls, which is very difficult to accomplish when, as in this case, I purchased the lead while in the field from my cell phone.    

I've personally tried to contact the former tenants and ask for the receipt of the utility bill, but their phone numbers have changed in the meanwhile and I've had no luck. 

But what about this option - you get on the phone with the individual and a realtor and let this person give the realtor access.

In our24 years of experience, managing almost 100 S8 leases currently, the average S8 tenant has a FICO under 580, numerous collections from utility & cell phone companies, doesn't want to pay a security deposit, much less an application fee and claims they don't know how to fill out their S8 paperwork despite being in the program for several years - hint: they want YOU to do it for them.Most, not all, are eligible for government assistance due to a funeral-march of bad choices.REALITY: you are trust trading one set of problems for another.You can succeed with S8, but you need to understand the challenges and plan accordingly.

I live on the beach in FL and do all my biz OOS, MY phone seldom rings. 

IMHO Have campaigns for phone text email follow upHave a phone system Have a text system Have an email system Have chat both external and internal Have webforms Have RVMHave conference roomsHave file storage Have a CRM attached and seamlessly churning data  I use calltext.com however I also own it. 

Late-night unexpected phone calls from tenantsB.

Pick up the phone, get out, and talk to people.