This is a standard four step build with the usual mix of requests, crafting and homestead drops.
One thing to keep an extra eye on is the Seed Spreaders in builds 2 and 3. This is the SAME item in both build stages so it's best to leave that until last when doing build stage two so you can keep asking for items for as long as possible!
Stage One
9 Fence Posts - Wall Post
12 Marker Flags - Wall Post
10 Fence Beams - Direct Request
10 Post Hole Diggers - Direct Request
12 Fencing Wire - Chickens
10 Surveyors Transits - Brass Forges
Stage Two
9 Tillers - Crafted
8 Seed Spreaders - Crafted
10 Planting Help - Wall Post
15 Feed Bags - Direct Request
15 Pasture Seed - Fresh Grass
12 Herbicide - Deadly Nightshade
Each Tiller requires 3 Long Tines (Silversword) and 8 Old Wagon Axles (Wall Post)
Each Spreader requires 6 Light Explosives (Yellow Essence Labs) and 8 Seed Barrels (Direct Request)
Stage Three
10 Animal Feeders - Crafted
9 Seed Spreaders - Crafted
16 Hay Racks - Wall Post
12 Salty Snacks - Direct Request
18 Tracking Bells - Bluebells
16 Tasty Hay - Golden Pastures
Each Feeder requires 6 Stubby Legs (Orange Trees), 10 Used Camp Canoes (Wall Post) and 4 Section Dividers (Direct Request)
Each Spreader requires 6 Light Explosives (Yellow Essence Labs) and 8 Seed Barrels (Direct Request)
Stage Four
12 Paddocks - Crafted
12 Mud Wallows - Crafted
16 Wool Combs - Wall Post
18 Shade Trees - Wall Post
15 Cud Spitoons - Direct Request
18 Climbing Boulders - Lichen
Each Paddock requires 4 Leafy Foliage (Desert Joshua), 8 Weaving Skills (Wall Post) and 5 Support Posts (Direct Request)
Each Wallow requires 6 Perfect Silt (Lakeweed), 9 Measured Water (Direct Request) and 4 Shallow Holes (Wall Post)