What do you know about business methodologies? Are you currently using a specific methodology? Is it being utilized successfully within your organization? If not, what isn't working?
Perhaps you see where I'm going. There are many things to consider when choosing a specific approach toward progress within your venture. There are two important things to keep in mind.
Using any methodology that lends structure is better than flying by the seat of your pants
Holding fast to a methodology that isn't working is worse than flying by the seat of your pants