For those who buy fractionals, a concierge service is often included - real high end luxury. The Registry Collection www.theregistrycollection.com/ and Preferred Residences http://www.preferredresidences.com can give you more information
Some timeshare resorts do take pets, check before you travel though!
#RDO's the European trade body for timeshare & fractional ownership. We work to ensure that standards in the industry are high and customers of our members are have protection that that required by law. Contact us on firstname.lastname@example.org