Task: build deck railing
Assumptions:
Build deck railing for stairs.
Steps:
Take the measurement of the stairs
Cut the wood into stringers
Mark the angles where the rails and post meet
Cut the rails at the marks
Screw up the two bottom rails between the top and bottom posts together
Fix the top rails to the posts at the proper height
Cut the angle on the bottom posts
Position the rail caps with screws
Install the balusters.