Pasadena-based LeisureLink, the developer of travel booking software and services, has added a new customer, the firm said Tuesday. LeisureLink said that Tourico Holidays, a global wholesale travel provider has established a partnership with the firm, to help expand the properties it distributes. Financial details of the link were not announced. Tourico Holiday sis a provider of vacation home rentals. The two said that the move adds more than 1,000 properties from LeisureLink into Tourico Holidays real-time inventory. LeisureLink is venture backed by Clearstone Venture Partners and Mission Ventures, along with strategic investment from Wyndham Worldwide.