 V. Intervention Delivery. Participants assigned to the experimental Partner Notification intervention will be provided with standard partner notification counseling as well as 5 printed referral cards with information about syphilis infection and a referral sheet for the Spanish language version of the inSPOT internet-based partner notification service Referral cards will include printed material informing the recipient that they may have been exposed to syphilis, and will provide information on syphilis infection, including local resources for testing and treatment. The inSPOT website is a free internet-based notification service that offers anonymous automated e-mail partner notification services following an STI diagnosis. Users of the system select a diagnosis as well as a standardized notification message which they can personalized with their name and other messages if they desire. The user then enters the e-mail addresses of the persons they wish to notify and the system delivers an automated e-mail notification to the person advising them of their potential exposure to an STI and advising them to seek STI testing. The notification also includes the address of the inSPOT website which contains additional information on HIVSTIs, risks for transmission, and resources for testing and treatment. Participants will be instructed on how to use both tools to assist them in the partner notification process. 