Professional Land Surveyor pro’s and con’s

I am currently seeking a Professional Land perris, ca. who’s certified and can provide me Research: parcel history, vesting deeds and maps, Boundary Survey to establish control to set all lot boundary corners, Set Points along Boundary lines to clearly show boundary lines, Prepare a Corner Record Map and file with County of Riverside. With that being said what should I look for when hiring a land surveyor pro’s and con’s?