This will be my first patio install and I'm looking for some quick tips and help with pricing. Patio will be 119sq. ft. Pavers will be Riverwalk Paver 16inx16in and cost 3.97 each Patio is on flat ground Sides are 14x3x3x7x10x11 Questions 1.How much base do I need? 2.Do I need to rent a power compacter? 3.HOw should I price this? Sorry no pictures of the area.