import GoReactive

...

class ViewModel {
    let bindableProperty = Property<String?>(nil)
}

...

let viewModel = ViewModel()
// A group of cancelable subscriptions, 
// will handle disposing of all subscriptions when deinitialized.
let cancelableGroup = CancelableGroup()

@IBOutlet weak var bindableLabel: UILabel!
@IBOutlet weak var bindableTextField: UITextField!

...

// Can subscribe to changes
self.viewModel.bindableProperty.subscribe(onNext: { (value) in
    // handles subscription
}).add(to: self.cancelableGroup)

// Can bind one way
self.viewModel.bindableProperty
    .bind(to: self.bindableLabel.reactiveComponent.text)
    .add(to: self.cancelableGroup)

// Can bind two way
self.bindableTextField.reactiveComponent.text
    .bidirectionalBind(to: self.viewModel.bindableProperty)
    .add(to: self.cancelableGroup)