capture all visitors for fb, google plus

[sansastark]

we have good traffic in our site, how do i ask every visitor to google plus, fb like for the pages they are visting in the site, like products, information, articles, search results,etc.

i came across one technique, dont show the page, unless the click fb/google like or share the page
will this work? any other techniques, pls suggest some methods

[blackdinesh]

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