I'm going to post this every day until you like it, or IGTPTEDUYLI is a series of sites started by ExFurry, but popularized by DougFukkie, in which some users thought that DougFukkie invented it seeing as ExFurry got deleted.
Many years after DougFukkie stopped logging onto YTMND, YTMND user Suzanne would attempt to continue the legacy of this user's personality. The slang to DougFukk around was coined by Suzanne to refer to the habit of reposting the IGTPTEDUYLI seires of sites, or just reposting the same site in general.
Assets and sites associated with fad
Some fads such as I'm going to post this every day until you accept reality were started by user woman who broke DougFukkie's record for a YTMND site posting streak. example here, this one was started in 2012.
DougFukkie's 2015 comeback to YTMND
On May 17, 2016, Beahead Records would release DougFukkie's Greatest Hits to cash in on the legendary fame of DougFukkie's infamous "every fucking day" site series, as well as feature tracks from other DougFukkie sites, as well as music that DougFukkie likes in general.
The "I'm going to post this every day until you like it." series of sites has been a rather controversial one. Years ago, DougFukkie even sponsored one of these sites for $100, in which lead to lots of backlash.
The controversy of DougFukkie's sites may be one of the many reasons why enemies of YTMND user Suzanne lobbied to ban Suzanne, in which Suzanne even quit YTMND over such overwhelming NSFW sites.
YTMND user SupremoZanne celebrated Mr. Krabs 7th birthday, aka RedKrabs7 Day by making YTMND sites titled "I'm going to post Mr. Krabs every hour until midnight", but this would be a suspected reason why SupremoZanne's account would get seized.
On May 6, 2016, one of DougFukkie's old IGTPTEDUYLI sites (NSFW WARNING) would make it to #10 on TOP VIEWED TODAY!