You can go to any BTC ATM to make a cash deposit to your BTC wallet, and from there, transfer to LowVig. Here is a link to the nearest BTC ATM: coinatmradar.com.
The minimum deposit is $20 and the maximum is $25,000.
The minimum withdrawal is $20 and the maximum is $10,000.
Within a maximum of 2 hours, usually within a few minutes.
Within a maximum of 48 hours, usually within an hour.
No, Bitcoin transactions are free.