Flag "to allow to"

[ccoVeille]

The rules are pretty complicated but most of the time allow is followed by -ing form

Valid	Invalid
This feature allows preloading data	This feature allows to preload data

Very common
https://github.com/search?q=(%22allow%20to%22%20OR%20%22allows%20to%22)&type=code

Exception, when there is something between person or object involved

This allows us to preload data
This allows application to preload data

https://github.com/search?q=(%22allow%20us%20to%22%20OR%20%22allows%20us%20to%22)&type=code

[hippietrail]

Unlike "allowed to". I'm not sure about other inflected forms.