Should Politicians Use Leftover Campaign Finance?

Should there be additional and more severe limits on how retired politicians can use leftover campaign finances?
Yes, I believe there should be severe limits as to how leftover campaign finances are to be used based on the following: (1) to prevent fraudulent acts by deceitful politicians. (2) To build and maintain high ethical standard within the political realm and the politicians. (3) To gain trust of the public.
As a faithful contributor to campaign funds, regardless of the amount, I would want to know that my money is used for the purpose for which I donated it and not for a candidates’ private use.
The threat here is such behaviors, like that of Torricelli, though not illegal, violates the trust of the general public and can affect contributors negatively in the future- they will fear that their
Should those that received political gifts from Torricelli refused his contributions? The fact remains that it takes two to tangle. They should have refused the gift because from all indications from the flow of the stories, there was an offer of a negotiation from Torricelli. Therefore refusing his gift will keep them free from reciprocating the favor offered. But they accepted and negotiations were made and fulfilled.
My thoughts on this, both Torricelli and those that he made contributions to spoke a language that they very well understood. They knew under such surrounding circumstance (that which he gave them the money) they should not receive it but they were as deceitful as he was and they collected it anyways. On the other hand, it is permissible by the federal government for retired officials to give left over funds to candidates.
The strength is in the unity of all Americans coming together for a cause we believe in and contributing $2.9 million for a reelection campaign. This is just for one