I do:

• public financing of campaigns,
• public disclosure of individuals donating,
• maximum donation $ limit per individual per election race,
• maximum donation $ per person per calendar year,
• corporate/union/organized donations banned.

To qualify for campaign financing, set a minimum of:

• receive > 10 % of the total election cycle votes,
• get signatures of at least 10% of the total of last election's voters.

The most you'll get in the primaries is 10 candidates. That'll give regular folks a chance to be heard. Businessmen, plumbers, fishermen, x-ray techs, 7-11 cashiers, housing contractors, bartenders. God knows gov't could use a few outside accountants, too ...