39:. In regular society, it refers to any system whereby new members are chosen; they cannot simply apply. In relation to websites and other technology-related organisations, the term refers to a more specific situation whereby invitations are sent, but there is never any approval needed from other members. Popular alternatives to this specific version are open registration and closed registration. Open registration is where any user can freely join. Closed registration involves an existing member recommending a new member and approval is sought amongst existing members. The basis of the invitation system is that a member can grant approval to a new user without having to consult any other members.
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Sometimes, a tiered invitation system may be in place, wherein those higher up the hierarchy will have the power to grant more invitations, whereas low-ranking members may receive few or even no invitation rights.
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Existing members may receive a set number of invitations (sometimes in the form of tokens) to allow others to join the service. Those invited to a website are typically sent either a specialized
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resources. There are a growing number of sites which use invitation systems on a permanent basis to create exclusivity and to control quality of
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releases new services, an invitation requirement has often been imposed for the first few months of the service's existence, including
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statistics (all users will ultimately have a traceable connection to all others). They are sometimes used to avoid abusive types or
58:, in order to control the number of users on the service. In other cases, they can be used due to limited availability of
138:, known as "private trackers", use an invitation system in order to maintain torrent quality, speeds, and safety.
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Invitation systems for websites are usually temporary. They are typically used for services in private
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and
ImmortalSeed are examples of invitation-only trackers. Despite its invitation-only status,
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was accessed by government authorities and forced to close in
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is a method of encouraging people to join an organization, such as a
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Some prominent services which were once invitation-based include
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176:." Published 17 October 2007. Retrieved 20 October 2009.
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127:and real-time collaboration site
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188:"Gmail finally opens to all"
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46:or a single-use pass code.
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220:Internet forum terminology
194:. IDG Consumer & SMB
174:Ffffantastic Bookmarking
149:Several actors in the
64:user-generated content
151:Video game industry
136:BitTorrent trackers
144:Oink's Pink Palace
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56:beta testing
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198:16 February
129:Google Wave
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214:Categories
157:References
107:publisher
101:Yahoo 360°
78:Variations
119:provider
140:Demonoid
87:Examples
72:spammers
170:SpeakUp
111:. When
105:podcast
37:website
18:Invited
113:Google
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134:Many
125:Orkut
121:Gmail
117:email
35:or a
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109:Odeo
93:blog
33:club
172:– "
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27:An
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