Use of bid bot

You guys are aware of the bidbots on steem blockchain. Many bidbots are used to promote contents. There are plenty of bidbots and promotion services are abailable to promote contents.
However sometimes it could cause youbtonlose your investment. Because There is always a risk involved using these bidbots.
However there are many promotuon services are there who prromise not to lose but they failed to fullfil their promise.
Many people are using bidbots to hit trending page which is causing a flag war situation. Some people think that its not right to use bid bots because using bidbot a low quality content can take away high amount from the reward pool which is not right. While some people use bidbots to promote their business.
I have seen many people complaining about their investment on bidbots and their was not a proper answer.

usually i do not use bid bots Because of risk involved in it.however recently i tried some bid bots and i loose some percentage of my investment. I was disappointed because its not wise to loose hard earned money on bidbots.
so i ended up.