No actual research can be done by them but they can point you in the right direction. Visitors to the site may express their research interests in the guest book. A search engine can indicate if your surname has been mentioned. Free search engine 'with soundex' option. You can view other queries.
Lists surname home pages etc.
You do have to submit your name and email number. The disks but are reasonably priced. You can also include your family tree for future editions of the World Family Tree. There is a Genealogy Mall for a comprehensive range of genealogical products. A largely commercial site but a good one.