Advice to ship 7suitcases 50lbs each

I am trying tp find a reliable site to ship my luggages from New Jersey to California.

I need to ship 7 suitcases around 50lbs each. Surfing through internet luggagetoship website seems simple enough to navigate. However, I am not sure how reliable it is???!!

If you could share your experiences or suggest something from your experience it would be great!!!