Your eBay seller status directly impacts your fees: Top Rated gets 10% off FVF, Below Standard pays 6% extra.
On 50 sales/month at $58 each: Top Rated saves ~$38/month vs Standard. Below Standard costs ~$23/month extra.
6% additional FVF on every sale. On $58 sales with 50/month volume, that's ~$174/month in extra fees.