If you have a company blog, it can be the best place to announce your webinar. Through blogs, you can target your audience by discussing how to register for the webinar and the webinar content itself.
While evaluating your webinar strategies, make sure that you take a fresh look at your approach for your webinar, and compare it with your old assumptions to ensure that you are going in the right direction, and it is advantageous to your webinar.
It is really difficult to get an audience to be a part of your webinar. You always need to look for a topic from your niche that is trending to be able to capture the attention of a large audience. Do some research and look for customer problems. Be relevant and informative with your webinar topic to encourage more people to attend your webinar.