Think through your first two years completely - on paper.
Think about the unique skill for each part of the whole business.
Consider becoming the print controller for your friends, supervising those contract printers and smoothing out any wrinkles every step of the process has. As time goes on, you can take over small parts of the process (buying shirts, separating art, warehousing).
Business, taxes & banking
Profit - You should go into business to make money
Who's going to teach you each new skill?
- Are you going to teach yourself?
- Would you hire yourself to teach you?
Sales - Predict the value over 2 years. Predict who will deliver more sales.
Sales is the lifeblood of business. Sales covers up tech problems, and
if there's no sales the best printer goes broke.
Time - each part demands time, deadlines. Screen Printing is very labor intensive.
Art - color separation & positives Graphic computer & inkjet printer w/screen printing RIP
Screen - The critical tool of printing. Water drainage. Sinks, exposure, frames & mesh
Printing - Skills & equipment
Curing - ventilation & electricity
Permission to do screen printing at your location.
Space - You'll need space for equipment & shirt storage
Insurance
Employees
Business, taxes & banking
Profit - You should go into business to make money