You can use have to talk about results or arrangements.
Results
You can use have + someone/something + present participle to say:
1) that you encouraged someone to do something:
In the end I had them all dancing and singing.
2) that you managed to get a machine or an animal to do something:
I had the computer working five hours after I'd starting to work on it.
I had the parrot talking in no time.
3) that something happened as a consequence of an action:
The party was a bit noisy; we had the police knocking on the front door
at one point.
Arrangements
You use the pattern have + someone/something + infinitive to say you have asked someone to do something for you.
I had my neighbours look after the dog last weekend.
She had someone come round to give her a quote for the decorating work.
