Lutz Peichert7 challenges the need for yet another procurement term (RFS) when RFP already exists. John Healer,8 on the contrary, has found "the Request for Solution language to be of value". Researchers9 from the University of Tennessee consider RFS "an emerging competitive bidding methodology".
Vitasek, Kate; Kling, Jeanne; Keith, Bonnie; Handley, David (2016). Unpacking Collaborative Bidding (PDF). Tennessee, USA: HASLAM COLLEGE OF BUSINESS. p. 9. Archived from the original (PDF) on 28 April 2017. Retrieved 27 April 2017. https://web.archive.org/web/20170428053108/http://www.lindahl.se/media/1123954/unpacking_collaborative_bidding_march_6_3_.pdf ↩
Tonti, Jon (July 3, 2012). "Out with Request for Proposals and in With Request for Solutions". Nearshore Americas. Retrieved 11 April 2017. http://www.nearshoreamericas.com/outsourcing-request-for-proposals/ ↩
mkrishna (July 27, 2012). "Why Request for Solution (RFS) is a better approach". Suyati. Retrieved 18 April 2017. http://suyati.com/why-request-for-solution-rfs-is-a-better-approach/ ↩
Overby, Stephanie (June 15, 2012). "Why Your IT Outsourcing RFP Is Holding You Back". CIO from IDG. IDG. Retrieved 11 April 2017. http://www.cio.com/article/2394973/it-organization/why-your-it-outsourcing-rfp-is-holding-you-back.html ↩
Peichert, Lutz (July 19, 2012). "Lutz Peichert's Blog". Lutz Peichert. Archived from the original on 19 April 2017. Retrieved 18 April 2017. https://web.archive.org/web/20170419101526/http://blogs.forrester.com/lutz_peichert/12-07-19-whats_your_take_on_rfp_versus_rfs ↩