My agency, along with fellow agencies are using Periscope as a part of an integrated marketing approach. There are many creative uses of Periscope that will drive traffic + conversions, it is all about finding the right solution that will provide the most value for you leads.

Some of the ways Periscope is being used:

-As a live consulting "show" where experts answer questions from social media sites such as Twitter.

-To provide behind-the-scenes content.

-To humanize themselves, further build relationships with their customers, and cultivate loyalty.

Those are just a few. There are many more applications depending on your industry and business goals. If you have any further questions, don't hesitate to reach out!

The age of your site is a minor factor. Since there are several factors that will drive you to the top in Google, you have a great chance at ranking high with your new startup. I don't know the details of your company, but can offer you some basic guidelines. 1-follow onsite SEO best practices and ensure you new set is set up properly, 2-follow off-site SEO best practices to drive traffic to your site and build social proof, 3-run some basic PPC ads to further drive traffic to your site. I hope this helps and please don't hesitate to reach out if you have further questions!