The advantage you have is time/patience. Now all you need is diligence.
Check CL several times/day.
I found a nice 1/4", all-weld Brinkman Cimarron on CL for <$100. Probably the perfect size for you.
cimarron o/s, blk&grn ssp, blu mt, red & brn daisies, sjp, wsm, ga, 26.75, 2010 plt