AJ - Ask Jeeves 

AOL - America Online 

ASP - Application Service Provider 

AV - AltaVista 

B2B - Business to Business 

B2C - Business to Consumer 

CPA - Cost Per Action 

CPC - Cost Per Click 

CPS - Cost Per Sale 

CTR - Click-Through Rate 

DH - Direct Hit 

FFA - Free-For-All Link List 

HB - HotBot 

IM - Instant Messaging 

INK - Inktomi 

LS - LookSmart 

MSN - Microsoft Network 

NL - Northert Light 

NSI - Network Solutions 

PFI - Pay For Inclusion 

PFP - Pay For Performance 

PPC - Pay Per Click 

PPCSE - Pay Per Click Search Engine 

PPL - Pay Per Lead 

PPS - Pay Per Sale 

PV - Page View 

RON - Run Of Network 

ROS - Run Of Site 

SEO - Search Engine Optimization 

SEP - Search Engine Positioning 

UV - Unique Visitor 

WWW - World Wide Web 

Y! - Yahoo!