The experience of the project team
The word high-quality is now a generic term in any marketing campaign. Even a company that has never done videos before will promise you of the best quality. Once you fall on the deal and sign the contract, the reality will dawn on you. It is time you will learn from your mistakes.
While experience does not guarantee quality, it is crucial in the selection process. One certain thing about it is the company has worked with several businesses and individuals. As you know, the wise people stated that experience is the best teacher. Hence, you should always consider the experience of the project team of the company you engage in your explainer video production.