There are many valet parking companies, yet the National Valet
Parking Association (NVPA) admits but a select few as members.

This should bring one central question to mind:

... Why?

There is but one primary answer:

... Higher standards.

Most valet parking companies are neither able nor willing to live
up to our requirements for membership, as summarized on the
next page. Candidate-companies must be able to demonstrate
an adherence to these specific and restrictive standards before
being accepted for NVPA membership.

We invite you to look them over. It, surely will lead you to one
conclusion:

... You should do no less than entrust your guests’ vehicles to
members of the National Valet Parking Association (NVPA).