These limits can be found on the HUD website:  https://entp.hud.gov/idapp/html/hicostlook.cfmI would like to hear from people who actually did use an FHA in a strategic way like you suggest.

I would go to one of my target neighborhoods and find the corner house closest to the entrance which would get the most traffic obviously and offer to pay them monthly and place my sign in the most strategic spot of the yard.