Like with all online and digital solutions there are not only positives, however if you list the negatives of the traditional offline models the digital models are superior, which is reflected in the ±9.5 trustpilot reviews of the digital models!
Can you really get the best deal from a robo-broker? Banks such as Santander and NatWest and online brokers including Habito and Trussle are making strides in bringing what has been hitherto a largely face-to-face or phone-based interaction to the screen. Others are working hard to offer customers more online options. But there are reasons to be cautious about the potential for unforeseen consequences in the headlong rush to a fully digitised mortgage process.
https://www.ft.com/content/af1c1b26-b013-11e7-beba-5521c713abf4?mhq5j=e7