small CPA firm in California needs advertising or social media marketing

Job ID: 33469158

Budget: $250 – $750 USD

I am a CPA doing accounting, tax preparation, and tax planning, projections, and advisory services.
I would like to expand my clientele and am considering advertising on social media.
I am open to Google, SEO, Adwords, Microsoft, Facebook, Instagram.
Which method is the right one for me?
How much would it estimated cost to hire you and pay for the advertising, on a monthly basis?
I will hire the top freelancers who have proven results.
Thank you!