They have a good whitepaper and a big team. But the links to linkedIn are missing. However, the persons exists. They just didn't update the status to work for them. On the pre sale 1 ETH = 16,000 TPG. The 400 tokens in average you receive are worth around $14. If you registered earlier you'll receive more tokens.
Estimated Value : $2.2https://www.tripagotravel.org/Register?Ref=6675180