Why don't to try Instagram for such goals? People use instagram more than twitter nowadays and it's a good platform to find your target audience. You can create interesting profile and buy instagram followers if needed to grow it fast.
I think to start he promotion of the website in Instagram is one of the best ways, because you can reach target audience from there.
Create instagram page, make some good posts with your products or services with interesting captions, use hashtags related to your business and don't forget that there is a … Read more
I recommend to use one good automated system Bigbangram to organically grow your Instagram account with target audience.