Here is a list of my suggested FREE Sims 3 downloads.

For lots:

(Please note that because modern is my preferred style, most of these are modern designs.)

http://www.thesimsresource.com/downloads/details/category/sims3-lots-residential/title/modern-lake-house/id/880107/

http://www.thesimsresource.com/downloads/details/category/sims3-lots-residential/title/cm-01/id/1006709/

http://www.thesimsresource.com/downloads/details/category/sims3-lots-residential/title/alera-modern/id/1157729/

http://www.thesimsresource.com/downloads/details/category/sims3-lots-residential/title/diva/id/1147470/

http://www.thesimsresource.com/downloads/details/category/sims3-lots-residential/title/urban-comfort/id/1088773/

http://www.thesimsresource.com/downloads/details/category/sims3-lots-residential/title/destiny-modern-living/id/1108427/

http://www.thesimsresource.com/downloads/details/category/sims3-lots-residential/title/aura-modern-living/id/1113346/

For Hair:

Female:

http://www.thesimsresource.com/downloads/details/category/sims3-hair-hairstyles-female/title/hairmesh-20--female-*free*/id/1154351/

http://www.thesimsresource.com/artists/Cazy/downloads/details/category/sims3-hair-hairstyles-female/title/steps-hairstyle-female-*free*/id/1124188/

http://www.thesimsresource.com/downloads/details/category/sims3-hair-hairstyles-female/title/newsea-battler-female-hairstyle/id/1024764/

http://www.thesimsresource.com/downloads/details/category/sims3-hair-hairstyles-female/title/newsea-christina-female-hairstyle/id/979723/

Male:

http://www.thesimsresource.com/downloads/details/category/sims3-hair-hairstyles-male/title/newsea-roy-male-hairstyle/id/985385/

 http://www.thesimsresource.com/downloads/details/category/sims3-hair-hairstyles-male/title/newsea-jump-male-hairstyle/id/1075596/

http://www.thesimsresource.com/downloads/details/category/sims3-hair-hairstyles-male/title/newsea-bacchus-male-hairstyle-/id/956870/

Objects:

http://www.thesimsresource.com/artists/Murano/downloads/details/category/sims3-sets-objects-miscellaneous/title/*free*-mirror-floors/id/1033833/

http://www.thesimsresource.com/downloads/details/category/sims3/id/1156163/

http://www.thesimsresource.com/artists/Pralinesims/downloads/details/category/sims3-objects-furnishing-decor-rugs/title/ps-big-flokati-iv/id/1099345/

http://www.thesimsresource.com/artists/Pralinesims/downloads/details/category/sims3-sets-objects-decorative/title/abstract-life-paintings/id/1109947/

I update this list often, hope you like it!!