your priority date would become current in Oct 2015 bulletin.
If your I-130 is approved, then you can file following documents
I-485: application to adjust status
I-765: Application for work authorization (you can work full time once it is approved)
I-131: Application for Travel document
I-864: Affidavit of support
I-693: Medical examination report
Tax documents and any other related documents USCIS ask for
once you file all of the above documents, USCIS would take about 5-6 to schedule an interview. If your priority date is current at the time of Interview, then USCIS officer can make a decision and approve green card. If USCIS officer convince that your marriage is true and your priority date is not current at that time, then you need to wait until it became current.
If you have opted consular processing in I-130, then you don't have to file above documents, but it would different process.
Remember, even if your Travel document is approved (thru above process) you can travel in and out of country, however you can check USCIS guideline before travelling.
Keep all of the documents ready by Oct 1st,so you can submit at the earliest.