suggestions for building simple shelving and poor-man's-furniture out of 2x4s

... and other construction-grade lumber such as 2x6s, 4x4s, 1x4s, 2x3s, etc.

• the number one issue is getting your boards to a low enough moisture level [1] [2] [3]
  • also, buy the widest lumber you can find
• the half-lap joint
• specific projects
  • sawhorses
  • workbenches
    • simple workbench by April Wilkerson
    • modular work tables
    • a generic frame
  • shelves
    • general-purpose shelves, by Rex Krueger
    • well thought-out (?) general-purpose shelves
  • garden planters
    • 5 different garden planters
    • STURDY raised planter
    • raised planter with 1-bys
  • outdoor furniture
    • patio furniture [2]
    • patio sofa
    • patio sofa, a sort of "log cabin" method
    • patio side-table
    • patio sectional sofa
    • really good-looking outdoor chair
    • fancy patio sofa, with miters
    • fancy patio furniture, with half-laps
  • too much effort put into furniture made of cheap wood
    • "fine furniture" out of 2x4s, WTF
    • night stands
  • TODO: explore this list, from anikasdiylife.com
  • TODO: explore this list, from popularmechanics.com
  • TODO: explore this list, from ana-white.com
• Jay Bates' YouTube playlists
  • 2x4 projects
  • half-lap projects
  • dimensional lumber projects
  • full-size loft bed