I think your best bet is to have an account with a centralized exchange, and then doing limit orders to get maker fees. That’s the cheap part. Getting it off the exchange is the expensive part with those amounts. I know that some exchanges support Lightning, and I think on some of them Lightning w...

River or swan.

I use Swan with automatic weekly DCA and auto withdrawals to cold storage. Get $10 in $btc with my referral! https://www.swanbitcoin.com/tennessee-stacker/

Also Cashapp = relatively low fees.

Swan is good platform to use , 0.99% fee paid upfront and no fee to send to cold storage River likes their fees… makes me not use them hardly anymore

Robosats and just live with the premium

#Strike is one of the most cost efficient for stacking that amount at least in the USA, but I don't know about their fees or deposit options in other countries. I withdraw to Phoenix wallet over lightning. The request incoming liquidity feature in Phoenix will save you money on miner fees. I let...