A nice convenient list:
1: http://www.snopes.com/trump-flies-sick-boy/ - Trump flies sick child to hospital
2: http://m.hannity.com/articles/hanpr-election-493995/200-stranded-marines-needed-a-plane-14727522/ - Trump flies 200 stranded Marines home, link is self-explanatory.
3: http://www.thepoliticalinsider.com/donald-trump-quietly-helped-marine-whom-obama-ignored/ - Remember that Marine that Mexico held captive? Trump helped him too.
4: http://articles.philly.com/1991-11-20/news/25769814_1_donald-trump-marla-maples-big-bat - Trump intervenes in a mugging/assault, stopping someone from beating a man with a bat
5: http://www.buffalonews.com/city-region/buffalo/bus-driver-receives-trump-check-headed-for-rachael-ray-show-20131107 - http://www.buffalonews.com/city-region/buffalo/bus-driver-prevents-woman-from-jumping-off-overpass-teaching-student-riders-a-lesson-in-compassion-20131029 - Bus driver prevents a suicide, Trump rewards him for it
6: http://www.nytimes.com/1987/08/02/nyregion/follow-up-on-the-news-surviving-tragedy-on-the-farm.html - Trump saves old lady's farm from bankers
7: http://spectator.org/64643_when-trump-fought-racists/ - Trump stands up for black rights
8: https://www.accesshollywood.com/articles/donald-trump-puts-jennifer-hudson-family-up-for-free-in-chicago-hotel-66176/ - Trump shelters black celebrity, provides a free security team for her after her family is murdered
9: http://www.thepoliticalinsider.com/married-couple-helped-trump-after-his-limo-broke-down-what-he-did-next-is-amazing/ - Couple helps Trump after his limo breaks down, he pays their mortgage off in return
10: http://www.businessinsider.com/2008/8/donald-the-benevolent-trump-saves-ed-mcmahon-s-home - Trump saves Ed McMahon's house, lets him keep living in it
11: http://www.nytimes.com/1990/04/09/obituaries/ryan-white-dies-of-aids-at-18-his-struggle-helped-pierce-myths.html - child dies of AIDS, Trump visits his family
12: http://articles.philly.com/1986-11-01/news/26094092_1_ice-rink-donald-trump-trump-time - Trump takes over failing city project, finishes it ahead of schedule and under budget
13: http://www.cnn.com/2016/03/30/politics/trump-miss-wisconsin-emotional-moment/ - Trump helps terminally ill woman
14: https://news.google.com/newspapers?nid=1314&dat=20070424&id=VZZXAAAAIBAJ&sjid=R_MDAAAAIBAJ&pg=3429,3369895&hl=en - Trump forces city to allow him to fly huge American flag, cuts deal that helps veterans in the process
15: http://thehill.com/blogs/ballot-box/presidential-races/273776-trump-offers-job-to-woman-at-dc-news-conference - Link is self-explanatory, Trump offers woman job at press conference.
16: https://www.youtube.com/watch?v=U20DMF9qe3s - Trump helps girl with bone disease
17: http://archive.is/VAr7u - 93 page list of Trump's donations over 5 years
18: https://www.youtube.com/watch?v=ZYXygIcIJ6I - Trump interviewed at Ground Zero of 9/11, brings 200+ of his own workers to aid in search and rescue efforts
19: http://www.foxnews.com/story/2006/12/19/trump-decides-not-to-fire-miss-usa-tara-conner.html - Trump gives Miss USA, Tara Conner, a second chance after she fails a drug test
20: http://www.forbes.com/sites/erikmatuszewski/2016/04/03/how-donald-trump-helped-journeyman-jim-herman-earn-the-final-spot-in-golfs-masters/#96a6c7748585 - Trump helps Jim Herman(Pro golfer) reach the Masters
21: http://www.weareiowa.com/news/local-news/trump-helping-newton-business - Trump helps Newtown business, has them make all his campaign material