Having the option to feature CRM-Sales and marketing ledger posting by contact person maybe ideal for purpose of future easy business market valuation (e.g. Business relation contact and contact business relation offset).

Not having the option to visualized and value gain and loss business relations, the legal entity may not be able to visualized and worth valuate business relation business market.

Having the option to visualized new and de-activated contact person, might be a luxury feature item for some business industries and for recruitment agencies.