What’s a creative, effectively efficient way to improve credit score and save money in order to buy a home?

Scenario: First time homebuyer, not-so-great credit, no savings, excessive student loans (consolidated), no other major debts, steady income (not poor, not rich).

Given this scenario, any suggestions?

Also:

If you’ve already succeeded at improving your credit score, saving money, and buying a home, what worked?

If you’re in the process of improving credit, saving, or buying, what’s your plan? How do you stay on target?

If you wanting to start, but haven’t taken any steps, what prevents you?