Since reliable phone systems are important for many companies, good customer support is key when technical issues arise. (business-voip.choosewhat.com)
I also need to have a very reliable phone signal when out and about. (littletechgirl.com)
The LG G6 is one of the most reliable phones of the year, featuring not only IP68 water resistance but also MIL - STD - 810G certification. (androidauthority.com)