Follow these lessons
Lesson 1:
The opening
Lesson 2:
The response
Lesson 3:
Competitive bidding – both partnership bid
Lesson 4:
Openings – preemptive, standard, strong
Lesson 5A:
1♥/♠ opening – bidding with fit
Lesson 5B:
1♥/♠ opening – bidding without fit
Lesson 6A:
1NT opening – "Stayman convention"
Lesson 6B
1NT opening – "Transfer convention"
Lesson 7A:
1♣ opening – first responses
Lesson 7B:
1♣ opening – opener's rebids (second bid)
Lesson 7C:
1♦ opening – differences with 1♣ opening
Lesson 8A:
Preemptive openings – further bidding
Lesson 8B:
Bidding after opponents preempted
Lesson 9:
Bidding after strong 2♣
Lesson 10:
Bidding after strong 2♦
Lesson 11:
Bidding after strong 2NT
Lesson 12:
Overcalls and takeout doubles